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.

Ulm, Germany, a picturesque city on the banks of the Danube River, offers a rich tapestry of history and modern charm. Dominating its skyline is the Ulm Minster, home to the tallest church steeple in the world at 161.5 meters (530 feet). This Gothic masterpiece invites visitors to climb its 768 steps for a breathtaking panoramic view of the city and the surrounding countryside.

This vibrant and picturesque city sits near the German border and is the 2nd most popular tourist city in France. Its historic city center is classified a World Heritage Site by UNESCO, and the Stasbourg Cathedral is one of the finest examples of Rayonnant Gothic architecture.

Most of Spain's border is surrounded by ocean; it is connected to the rest of Europe only by France to the northeast, and Portugal to the west. Spain is best known for its bullfighing, but there are scores of other reasons to visit: The Rock of Gibraltar, its many beautiful National Parks, fine art, castles, beaches, golfing, museums and shopping.

The Okavango Delta, located in Botswana, is one of Africa’s most extraordinary natural wonders. This vast inland delta, renowned for its rich biodiversity and stunning landscapes, offers a unique opportunity to experience a pristine wilderness. As the Okavango River meanders into the Kalahari Desert, it creates a sprawling floodplain that transforms into a lush oasis during the annual flood.