St. Lucia is an island of verdant landscapes in every direction: A dense rain forest rises up and covers The Pitons' twin peaks, and in the valleys, the sun's rays dance upon the large yellow-green leaves of banana plants. Beyond all the greenery, you'll find isolated coves, stunning beaches, colonial towns, quiet fishing villages and first-class yachting facilities.

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.

Nestled along the south bank of the Danube, this historical Austrian city bursts with charm. A favorite stop on European river cruises, the city's most famous attraction is Melk Abbey, which dates back to the 11th century. The original Benedictine structure was lost to fires and foreign invasion, then rebuilt during the 18th century in lavish Baroque style, including a library and inner church covered in magnificent frescoes and gilded fixtures.

Australia’s Port Douglas is a tropical escape tucked between two natural wonders: the Great Barrier Reef and the Daintree Rainforest.

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.