Bassas Da India, Maritime Zone, France

Embark on a two-day boat trip from Vilancoulos to the Bassas Da India Underwater Volcano, located within the Maritime Zone. This natural wonder features a diameter of 15 km and a circumference of 32 km. Its ridge rises from the ocean floor to a height of 40 meters. Typically submerged 5 to 8 meters underwater, the rim becomes accessible for walking and exploring shipwrecks during low tide.