M’Hamid El Ghizlane sits deep in southeastern Morocco’s Sahara, where the paved road ends and endless sands begin. Travelers often arrive from Zagora, taking in the wide palm groves fed by ancient irrigation channels that show how people have sustained life here for centuries. At sunrise and sunset, the dunes glow with waves of gold and copper, offering unforgettable views few places on earth can match.

At Chile's northernmost end, the dizzying railway from high Bolivia comes down to the sea. Arica, the City of Eternal Spring, has a population of 169,000. and is located in the Atacama Desert. See San Marcos Cathedral, designed by Gustave Eiffel, and marvel at Pre-Incan relics in the City Museum. Or leave the city to venutre to the White City of Arequipa, the Incan capital of Cuzco and Machu Picchu and the ancient Inca city in the clouds.

Nestled on the banks of the Danube River, Vidin, Bulgaria, is a city where history and scenic beauty converge. This ancient city, known for its well-preserved medieval fortress, the Baba Vida Castle, offers a unique glimpse into Bulgaria's past. The fortress, dating back to the 10th century, stands as one of the best-preserved medieval fortifications in the country.

There's a wealth of things to do and see in Romania with an intensive range of activities and places to visit. You can ski at traditional or purpose-built mountain resorts or laze in the hot sun on the Black Sea beaches comparable to those on the Mediterranean.

Vieques Island is found in the northeastern Caribbean, roughly 8 miles east of the Puerto Rican mainland. Its beaches are commonly acknowledged as some of the Caribbean's best. The Bioluminescent Bay is especially alluring given the undeveloped nature of the island.