Board the ship for your Gems of Southeast Europe cruise. (D)

Enjoy an excursion to Pécs and see Szechenyi Square, the Christian Necropolis – a UNESCO World Heritage Site – and St. Peter's Basilica with its underground burial chambers. For a more active adventure, delight in a guided bike ride along the Danube River. For wine connoisseurs, you’ll visit the Szekszárd wine region, one of the oldest red-wine-growing areas in Hungary, established more than 2,000 years ago. (B,L,D)

Vukovar is a Croatian symbol of resistance, which you’ll better understand on your city tour where you may visit sites such as Eltz Manor House and Vukovar’s famous water tower. Alternatively, choose a wine tasting in Ilok, a center of wine production since Roman times, where you’ll sample its famous Grasevina, Traminac and Frankovka wines. Back on board, cruise to Novi Sad, sometimes called the “Serbian Athens.” Discover Novi Sad on a walking tour to Dunavski Park and through Stari Grad, the Old Town center. For the adventurous, enjoy a hike up and through the Petrovaradin Fortress or join a bike tour through Novi Sad. In the evening, visit Petrovaradin Fortress, a mighty stronghold no enemy has ever breached. (B,L,D)

Explore Serbia’s capital, Belgrade, on a city tour, which includes the Nikola Tesla Museum, encompassing the world-renowned inventor’s life and inventions, as well as the Kalemegdan Fortress and the Serbian Orthodox Temple of St. Sava. Alternatively, you can enjoy a taste of the region by sampling wine and snacks at the Podrum Panajotovic Wine Cellar, where old traditions and excellent wine are preserved 10 meters below the streets of Belgrade. Then, savor the taste of a few types of Serbian brandy paired with delicious local appetizers, including Šlivovitz, which was added in 2022 to UNESCO’s list of “Intangible Cultural Heritage.” For those wishing for a more active adventure, join a guided bike tour or hike to Belgrade Fortress. (B,L,D)

Visit Golubac Fortress – one of the best preserved medieval fortresses in Europe – before cruising through the Iron Gates – one of Europe’s most awe-inspiring natural wonders. The Danube narrows as it winds through a series of magnificent gorges between the Carpathian and Balkan mountains, forming a natural border between Serbia and Romania. The ancient King Decebalus, the last king of Dacia, is proudly carved into the mountainside and always captivates travelers. (B,L,D)

Explore Vidin, one of Bulgaria’s oldest cities, and surrounding areas with a choice of excursions. Discover Baba Vida Fortress, the largest preserved medieval castle in Bulgaria. Alternatively, enjoy a wine tasting at a local winery situated just outside of Vidin in the village of Negovanovtsi, or visit a local home for a demonstration of traditional Bulgarian yogurt and Banitsa, a pastry you will also get to make. You also have the choice to bike through Vidin and to the castle. (B,L,D)

Visit Bulgaria’s ancient capital, Veliko Tarnovo, with its medieval fortress and multiple orthodox temples. Or journey to a Rousse Wine House and the Leventa complex set in a unique fortification structure dating back almost 200 years and be treated to a tasting of three wines while learning about the wine making process of this winery. You can opt instead to go to Rousse, known for its 19th- and 20th-century Neo-Baroque and Neo-Rococo architecture, and then afterwards visit the UNESCO-designated Rock-Hewn Churches of Ivanovo with frescos revealing exceptional artistry of 14th-century paintings. Later in the day, travel through the Romanian countryside to the capital of Bucharest, known as the “Little Paris of the East.” Enjoy a panoramic tour of the historic city center and its elegant architecture, followed by a visit to the Palace of the Parliament, the second largest administrative building in the world. (B,L,D)

Bid farewell to Giurgiu as you prepare for your flight home. (B)

Arrive in Vienna and transfer to your hotel.

The “City of Waltzes” offers a treasure trove of gems just waiting to be discovered on your city tour. See the majestic Opera House and the former Imperial Palace of the Habsburgs before concluding in Vienna’s historic city center. (B)

Transfer from Vienna via motorcoach to Budapest where you’ll be taken on a city tour. Visit the UNESCO-listed Castle Hill district, Fisherman’s Bastion, St. Stephen’s Basilica and the Chain Bridge. During the evening, be treated to an Illuminations cruise. (B,D)

Enjoy an excursion to Pécs and see Szechenyi Square, the Christian Necropolis – a UNESCO World Heritage Site – and St. Peter's Basilica with its underground burial chambers. For a more active adventure, delight in a guided bike ride along the Danube River. For wine connoisseurs, you’ll visit the Szekszárd wine region, one of the oldest red-wine-growing areas in Hungary, established more than 2,000 years ago. (B,L,D)

Vukovar is a Croatian symbol of resistance, which you’ll better understand on your city tour where you may visit sites such as Eltz Manor House and Vukovar’s famous water tower. Alternatively, choose a wine tasting in Ilok, a center of wine production since Roman times, where you’ll sample its famous Grasevina, Traminac and Frankovka wines. Back on board, cruise to Novi Sad, sometimes called the “Serbian Athens.” Discover Novi Sad on a walking tour to Dunavski Park and through Stari Grad, the Old Town center. For the adventurous, enjoy a hike up and through the Petrovaradin Fortress or join a bike tour through Novi Sad. In the evening, visit Petrovaradin Fortress, a mighty stronghold no enemy has ever breached. (B,L,D)

Explore Serbia’s capital, Belgrade, on a city tour, which includes the Nikola Tesla Museum, encompassing the world-renowned inventor’s life and inventions, as well as the Kalemegdan Fortress and the Serbian Orthodox Temple of St. Sava. Alternatively, you can enjoy a taste of the region by sampling wine and snacks at the Podrum Panajotovic Wine Cellar, where old traditions and excellent wine are preserved 10 meters below the streets of Belgrade. Then, savor the taste of a few types of Serbian brandy paired with delicious local appetizers, including Šlivovitz, which was added in 2022 to UNESCO’s list of “Intangible Cultural Heritage.” For those wishing for a more active adventure, join a guided bike tour or hike to Belgrade Fortress. (B,L,D)

Visit Golubac Fortress – one of the best preserved medieval fortresses in Europe – before cruising through the Iron Gates – one of Europe’s most awe-inspiring natural wonders. The Danube narrows as it winds through a series of magnificent gorges between the Carpathian and Balkan mountains, forming a natural border between Serbia and Romania. The ancient King Decebalus, the last king of Dacia, is proudly carved into the mountainside and always captivates travelers. (B,L,D)

Explore Vidin, one of Bulgaria’s oldest cities, and surrounding areas with a choice of excursions. Discover Baba Vida Fortress, the largest preserved medieval castle in Bulgaria. Alternatively, enjoy a wine tasting at a local winery situated just outside of Vidin in the village of Negovanovtsi, or visit a local home for a demonstration of traditional Bulgarian yogurt and Banitsa, a pastry you will also get to make. You also have the choice to bike through Vidin and to the castle. (B,L,D)

Visit Bulgaria’s ancient capital, Veliko Tarnovo, with its medieval fortress and multiple orthodox temples. Or journey to a Rousse Wine House and the Leventa complex set in a unique fortification structure dating back almost 200 years and be treated to a tasting of three wines while learning about the wine making process of this winery. You can opt instead to go to Rousse, known for its 19th- and 20th-century Neo-Baroque and Neo-Rococo architecture, and then afterwards visit the UNESCO-designated Rock-Hewn Churches of Ivanovo with frescos revealing exceptional artistry of 14th-century paintings. Later in the day, travel through the Romanian countryside to the capital of Bucharest, known as the “Little Paris of the East.” Enjoy a panoramic tour of the historic city center and its elegant architecture, followed by a visit to the Palace of the Parliament, the second largest administrative building in the world. (B,L,D)

Disembark the ship in Giurgiu and continue to the legendary region of Transylvania, a place deeply rooted in myth and history. Your first stop on the road to Transylvania will be the quaint mountain town of Sinaia. While in Sinaia you will visit Peles Castle. Peles Castle is considered by many to be one of the most stunning castles in Europe and a masterpiece of German new-Renaissance with 160 rooms filled with priceless European art. After your tour of Peles Castle you will depart for Brasov. (B)

Enjoy a walking tour around Braşov. Afterward, Dracula lovers will be in for another treat with an excursion to Sighişoara, birthplace to Transylvania’s most notorious ruler, Vlad Ţepeş, also known as Vlad the Impaler or Dracula. It’s hard to believe that this perfectly preserved UNESCO-designated town filled with resplendent pastel-colored buildings, stone lanes, medieval towers and pedestrian-friendly Old Town was Vlad’s place of birth. His home is still here, marked with a placard; however, today it houses a kitschy restaurant called “Casa Dracula.” (B)

En route to Bucharest, you’ll visit Transylvania’s legendary Bran Castle, forever linked with the legend of Dracula. Later in the day, transfer to Bucharest and check into your hotel. (B)

This morning, enjoy a walking tour through the historic old town of Bucharest. Observe the many changes this capital city has experienced through a mixture of architectural styles and cultural influences. Your guided tour will take you through the old town and show you the most popular places in Bucharest while hearing stories of its history and getting local insights for shopping and dining opportunities. (B)

Bid farewell to Burcharest as you prepare for your homeward flight. (B)

Arrive in Vienna and transfer to your hotel.

The “City of Waltzes” offers a treasure trove of gems just waiting to be discovered on your city tour. See the majestic Opera House and the former Imperial Palace of the Habsburgs before concluding in Vienna’s historic city center. (B)

Transfer from Vienna via motorcoach to Budapest where you’ll be taken on a city tour. Visit the UNESCO-listed Castle Hill district, Fisherman’s Bastion, St. Stephen’s Basilica and the Chain Bridge. (B,D)

Enjoy an excursion to Pécs and see Szechenyi Square, the Christian Necropolis – a UNESCO World Heritage Site – and St. Peter's Basilica with its underground burial chambers. For a more active adventure, delight in a guided bike ride along the Danube River. For wine connoisseurs, you’ll visit the Szekszárd wine region, one of the oldest red-wine-growing areas in Hungary, established more than 2,000 years ago. (B,L,D)

Vukovar is a Croatian symbol of resistance, which you’ll better understand on your city tour where you may visit sites such as Eltz Manor House and Vukovar’s famous water tower. Alternatively, choose a wine tasting in Ilok, a center of wine production since Roman times, where you’ll sample its famous Grasevina, Traminac and Frankovka wines. Back on board, cruise to Novi Sad, sometimes called the “Serbian Athens.” Discover Novi Sad on a walking tour to Dunavski Park and through Stari Grad, the Old Town center. For the adventurous, enjoy a hike up and through the Petrovaradin Fortress or join a bike tour through Novi Sad. In the evening, visit Petrovaradin Fortress, a mighty stronghold no enemy has ever breached. (B,L,D)

Explore Serbia’s capital, Belgrade, on a city tour, which includes the Nikola Tesla Museum, encompassing the world-renowned inventor’s life and inventions, as well as the Kalemegdan Fortress and the Serbian Orthodox Temple of St. Sava. Alternatively, you can enjoy a taste of the region by sampling wine and snacks at the Podrum Panajotovic Wine Cellar, where old traditions and excellent wine are preserved 10 meters below the streets of Belgrade. Then, savor the taste of a few types of Serbian brandy paired with delicious local appetizers, including Šlivovitz, which was added in 2022 to UNESCO’s list of “Intangible Cultural Heritage.” For those wishing for a more active adventure, join a guided bike tour or hike to Belgrade Fortress. (B,L,D)

Visit Golubac Fortress – one of the best preserved medieval fortresses in Europe – before cruising through the Iron Gates – one of Europe’s most awe-inspiring natural wonders. The Danube narrows as it winds through a series of magnificent gorges between the Carpathian and Balkan mountains, forming a natural border between Serbia and Romania. The ancient King Decebalus, the last king of Dacia, is proudly carved into the mountainside and always captivates travelers. (B,L,D)

Explore Vidin, one of Bulgaria’s oldest cities, and surrounding areas with a choice of excursions. Discover Baba Vida Fortress, the largest preserved medieval castle in Bulgaria. Alternatively, enjoy a wine tasting at a local winery situated just outside of Vidin in the village of Negovanovtsi, or visit a local home for a demonstration of traditional Bulgarian yogurt and Banitsa, a pastry you will also get to make. You also have the choice to bike through Vidin and to the castle. (B,L,D)

Visit Bulgaria’s ancient capital, Veliko Tarnovo, with its medieval fortress and multiple orthodox temples. Or journey to a Rousse Wine House and the Leventa complex set in a unique fortification structure dating back almost 200 years and be treated to a tasting of three wines while learning about the wine making process of this winery. You can opt instead to go to Rousse, known for its 19th- and 20th-century Neo-Baroque and Neo-Rococo architecture, and then afterwards visit the UNESCO-designated Rock-Hewn Churches of Ivanovo with frescos revealing exceptional artistry of 14th-century paintings. Later in the day, travel through the Romanian countryside to the capital of Bucharest, known as the “Little Paris of the East.” Enjoy a panoramic tour of the historic city center and its elegant architecture, followed by a visit to the Palace of the Parliament, the second largest administrative building in the world. (B,L,D)

Disembark the ship in Giurgiu and board a motorcoach to journey through the Romanian countryside to Bucharest. Later, board your flight to Istanbul, where you’ll check into your hotel. (B)

Depart your hotel for an enriching guided walking tour, during which you will explore the Hagia Sophia, formerly a church before becoming a mosque and finally a museum. A beautiful example of Old-World architecture, this museum showcases lovely Christian murals and Islamic symbols throughout. After the Hagia Sophia, visit Istanbul’s similarly beautiful Blue Mosque, named for the Blue İznik tiles that cover its interior. For those who are interested, be guided to the lively Grand Bazaar and venture through the market before returning to your hotel. (B)

Admire the grandeur of the spectacular Ottoman Sultans’ Grand Palace of Topkapi, home to every Sultan from the 15th-19th centuries. During your tour, marvel at the private chambers of the Sultans, the Harem (women’s quarters) and the Imperial Treasury’s vast collection, including the jewel-encrusted Topkapi Dagger and the stunning 86-carat Spoonmaker’s Diamond. (B)

Bid farewell to Istanbul as you prepare for your flight home. (B)