Micronesia spreads 600 islands across an ocean area larger than the continental United States. Nan Madol was built on artificial islets of stacked basalt in a shallow lagoon.
Micronesia
Micronesia spreads 600 islands across an ocean area larger than the continental United States. Nan Madol was built on artificial islets of stacked basalt in a shallow lagoon.
Natural Earth · © OpenStreetMap contributors (ODbL) · GEBCO 2026 Grid · Heights: NASADEM, NASA