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.

Papua New Guinea is made up of the eastern half of the island of New Guinea, called the mainland. Papua New Guinea is bounded on the north by the Bismarck Sea; on the east by the Solomon Sea; on the south by the Coral Sea, the Gulf of Papua, and the Torres Strait; and on the west by the Indonesian province of Irian Jaya.

The Golden Circle is Iceland’s premier tourist route, offering a breathtaking journey through some of the country’s most iconic natural wonders. The route typically starts in Reykjavik and circles through Þingvellir National Park, the Geysir geothermal area, and Gullfoss waterfall. At Þingvellir, visitors can stand where the North American and Eurasian tectonic plates meet and explore the site of the world’s oldest parliament, established in 930 AD.

Located off the southern coast of Chile, Cape Horn is a coastal headland on Isla Hornos, the southernmost island in the Tierra del Fuego archipelago. The Cape Horn Monument provides a spectacular panoramic view of the Pacific and Atlantic Oceans. This rocky cliffside is a popular stop for Antarctic and South American cruises.

Nicaragua is the largest republic of Central America. The capital and largest city is Managua. Nicaragua has highlands; several mountain ranges; and a great basin, or depression, containing two lakes, Lake Nicaragua, the largest in Central America, and Lake Managua. The two are connected by the Tipitapa River.