Golubac is a gateway to the Iron Gates Gorge, a stretch of the Danube River that separates the Carpathian and Balkan mountains.

Puerto Rico is a colorful and invincible archipelago. This U.S. territory, irrevocably shaped by colonialism and dramatic weather events, is awash in culture, with much to be learned in its art galleries and its centuries-old citadels. Capital city San Juan is the largest city and tourism hub. Visitors should see Old San Juan, the inviting beaches, and Museo de Arte de Ponce, among the finest art museums in the Caribbean.

Sitka is accessible only by air or sea, giving visitors a real taste of this wild frontier. Sitka offers incredible scenery, fishing, hiking, and abundant wildlife. 22 of Sitka's buildings and monuments appear in the National Register of Historic Places.

Discover the charm and history of Krems, Austria, a city nestled along the picturesque Danube River and the gateway to the enchanting Wachau Valley. With origins dating back to Roman times, Krems is a treasure trove of historical and cultural wonders.

Nestled at the base of the Great Rift Valley, Lake Manyara is a hidden gem in northern Tanzania that offers an unforgettable safari experience. The lake is part of Lake Manyara National Park, which is known for its dramatic landscapes, from dense groundwater forests to grassy plains. Wildlife enthusiasts will be thrilled to explore this compact park, home to an impressive variety of animals, including elephants, hippos, and the famous tree-climbing lions.