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.

Saratoga Springs, New York, has long drawn visitors with its bubbling mineral springs, historic charm, and a calendar full of events that give the town a lively edge. Known as “The Spa City,” Saratoga first gained fame in the 19th century for its naturally carbonated waters, believed to have healing properties. Downtown Saratoga Springs is known for its walkable streets, filled with locally owned boutiques, cafés, and bookstores.

Just outside of Tucson lies Saguaro National Park, which is home to hundreds of saguaro cacti, the iconic symbol of the old West. There are endless scenic hikes and wildlife habitats, and the Arizona-Sonora Desert Museum isn't to be missed. The star of the park, of course, are the cacti themselves, and there are few more beautiful sights than seeing them silhouetted against the beauty of a magnificent desert sunset.

The Conflict Islands are a small group of coral islands and atolls in the Louisiade Archipelago of Papua New Guinea’s Milne Bay Province. They lie in the Solomon Sea, southeast of mainland Papua New Guinea, and are surrounded by clear lagoon waters, coral reefs, sandbars, and uninhabited islets.

Robben Island lies in Table Bay off the coast of Cape Town and is one of South Africa’s most significant heritage sites. The island is best known for its former prison, where political prisoners opposed to apartheid were held, including Nelson Mandela. Its landscape also contains a lighthouse, historic buildings, military remains, quarries, and areas of natural vegetation.