Mauritius
Mauritius, an Indian Ocean island nation, is known for its beaches, lagoons and reefs. The mountainous interior includes Black River Gorges National Park, with rainforests, waterfalls, hiking trails and wildlife like the flying fox. Capital Port Louis has sites such as the Champs de Mars horse track, Eureka plantation house and 18th-century Sir Seewoosagur Ramgoolam Botanical Gardens.
Reunion Island
Réunion Island, a French department in the Indian Ocean, is known for its volcanic, rainforested interior, coral reefs and beaches. Its most iconic landmark is Piton de la Fournaise, a climbable active volcano standing 2,632m (8,635 ft.). Piton des Neiges, a massive extinct volcano, and Réunion’s 3 calderas (natural amphitheaters formed by collapsed volcanoes), are also climbing destinations.
Seychelles
The Seychelles is an archipelago of 115 islands in the Indian Ocean, off East Africa. It’s home to numerous beaches, coral reefs and nature reserves, as well as rare animals such as giant Aldabra tortoises. Mahé, a hub for visiting the other islands, is home to capital Victoria. It also has the mountain rainforests of Morne Seychellois National Park and beaches, including Beau Vallon and Anse Takamaka.