Arctic Ocean Arctic Ocean Hills Mega Island North America Polar Untouched Wilderness Amund Ringnes Arctic Ocean Arctic Ocean Hills Mega Island North America Polar Untouched Wilderness Amund Ringnes, Canada Added on 10 December 2023 5,289.512 km² Canada
Atlantic Ocean Mega Island Moderately Inhabited North America North Atlantic Ocean Plateau Tropical Puerto Rico Atlantic Ocean Mega Island Moderately Inhabited North America North Atlantic Ocean Plateau Tropical Puerto Rico, United States of America Added on 10 December 2023 8,759.471 km² United States of America
