Martinique is a lush island in the Caribbean's Lesser Antilles and replete with attractive beaches, tropical forests, and colonial architecture. An overseas département of France, this island destination is a popular stop on Caribbean cruises. The island is ideal for a variety of outdoor adventures, including snorkeling, kayaking, and hiking.

Lifou Island, the most populous of the Loyalty Islands in New Caledonia, is a flat, former coral atoll with abundant vegetation and surrounded by secluded coral reefs which many say offer some of the best snorkeling in the world.

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.

Garden of the Gods, located in Colorado Springs, is a breathtaking natural wonder renowned for its stunning red rock formations and striking geological features. This public park is famous for its towering sandstone spires, some reaching heights of over 300 feet, which create a dramatic contrast against the backdrop of the snow-capped Pikes Peak.

Located in the Coral Sea, just off the eastern coast of Australia, the Great Barrier Reef is the largest system of coral reefs in the world and a colorful ecosystem home to a variety of marine life, including sea turtles, fish, sharks, stingrays, and corals.