A city in perpetual forward motion, Abu Dhabi greets visitors with gleaming skyscrapers and opulent Islamic architecture. There is much to see here, from the recently opened Louvre Abu Dhabi to the gigantic Sheikh Zayed Grand Mosque, with its white marble splendor. Beach life and turquoise waters can be found on Saadiyat Island, Al Bateen and Corniche Beach.

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.

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.

Canberra, the capital city of Australia, is a hidden gem that often surprises travelers with its rich blend of culture, history, and natural beauty. Designed by American architects Walter Burley Griffin and Marion Mahony Griffin, Canberra is a city thoughtfully crafted around Lake Burley Griffin, which offers picturesque views and serene walks. Unlike many cities, it is home to a vast population of kangaroos, which are often spotted hopping around suburban areas and parklands.

Mahón, the capital of Menorca, one of the Balearic Islands in Spain, is a charming and historic city that offers a blend of Mediterranean beauty, rich culture, and vibrant history. Located on the eastern coast of the island, Mahón boasts a picturesque harbor, which is one of the largest natural harbors in the world.