Tunis' white-washed, blue-shuttered buildings hide a treasure trove of Arabic and Ottoman art. Inspect illuminated manuscripts from the Koran, follow the twists and turns of the fascinating old Medina (inner city), marvel at the ornate Palace of Dar Ben Abduallah and the magnificent Djamaa-Ez-Zitouna Mosque, whose 184 columns were "recycled" from the rocky ruins of Carthage.

The Valley of the Kings and the Valley of the Queens, located on the west bank of the Nile near Luxor, Egypt, are two of the world’s most significant archaeological sites. For over 500 years during the New Kingdom (16th–11th centuries BCE), these valleys served as the burial grounds for pharaohs, queens, and high-ranking nobles.

Pennsylvania offers more than just a glimpse into American history, it invites travelers to walk through it. In Philadelphia, the Liberty Bell still draws visitors from around the world, while Independence Hall, a UNESCO World Heritage Site, is where both the Declaration of Independence and the U.S. Constitution were debated and signed. Just a short walk away, modern museums like the National Constitution Center offer hands-on exhibits that connect the past to today’s civic questions.

Savonlinna, Finland, is a captivating destination nestled in the heart of the Finnish Lakeland region, renowned for its breathtaking natural beauty and rich cultural heritage. The city’s star attraction is Olavinlinna Castle, a medieval fortress built in 1475, which remains one of the best-preserved castles in Northern Europe.

This 2,000-year-old city, where the Teutonic Order founded one of its first commanderies in the 13th century, lies on the convergence of the Moselle and Rhine Rivers. Hop on a cable car, one of the city's most popular attractions, for stunning city-wide views, or cruise down the Rhine to spot some of Koblenz's magnificent fortresses and castles, including the Ehrenbreitstein Fortress and Schloss Stolzenfels.