Serbia is a country where centuries-old monasteries sit just a short drive from lively cities, and where the past is never far from daily life. In Belgrade, the capital, Kalemegdan Fortress offers panoramic views where the Danube meets the Sava River. This fortress has witnessed more than 100 battles and been rebuilt many times over two millennia. Within its walls are Roman ruins, an open-air military museum, and quiet park paths perfect for wandering between centuries of layered history.

The Mara River in Tanzania is a natural wonder that draws adventurers and wildlife enthusiasts alike. Flowing through the heart of the Serengeti and into Kenya’s Maasai Mara, this river is best known as the lifeblood of the Great Migration. Each year, from July to October, millions of wildebeest, zebras, and gazelles make a perilous crossing of the Mara. It’s a spectacle of nature that leaves visitors in awe, making it one of Africa’s most sought-after safari experiences.

Dominica, known as the “Nature Island of the Caribbean,” is a haven for eco-tourists and adventure seekers. Nestled between the French islands of Guadeloupe and Martinique, this lush island boasts a remarkable landscape of volcanic mountains, dense rainforests, and stunning waterfalls. Dominica’s most iconic natural wonder is the Boiling Lake, the second-largest hot spring in the world.

Arches National Park, located in eastern Utah, is a mesmerizing landscape filled with more than 2,000 natural stone arches, pinnacles, and balanced rocks sculpted by centuries of wind and water erosion. One of the most iconic landmarks is Delicate Arch, a freestanding red rock formation that has become a symbol of Utah itself.

Granada, nestled at the foot of the Sierra Nevada mountains in southern Spain, is a city where history and culture converge in a mesmerizing blend. The jewel of Granada is the Alhambra, a stunning palace and fortress complex that dates back to the 13th century. This UNESCO World Heritage Site is a testament to the city's Moorish past, showcasing intricate Islamic art and architecture.