Southeast Spain's seaport of Cartagena is a large naval base on the Mediterranean coast. The city was founded in 220 B.C. and boasts Roman ruins, mosaics and murals.

Bar, a coastal town in Montenegro, is known for its scenic beaches and centuries-old landmarks. One of the town’s most significant historical sites is Stari Bar, an ancient fortress settlement set against the dramatic backdrop of Mount Rumija.

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.

Welcome to Nairobi, safari capital and the largest city in Kenya. At one time a simple hydration spot for the Maasai, this high-energy East African city now strikes a balance between the cosmopolitan and the natural. In its adjacent Nairobi National Park, visitors will see lions, zebras, giraffes and rare black rhinos.

Las Vegas, Nevada, is an electrifying city where glitz and glamour meet entertainment and excitement. Known as "The Entertainment Capital of the World," Las Vegas offers an unparalleled array of attractions, from its iconic casinos and luxurious hotels to its world-class dining and live shows. The city's entertainment scene is second to none, featuring legendary headliners, cutting-edge performances, and an array of themed attractions.