Illustration of a 3D coastline showing mountains to open ocean
Illustration of a 3D coastline with mountains to open ocean and upwelling
A generic volcanic island with crater, lava flows, beach, and reef, that you can add to any diagram
Illustration of mountains with high gradient stream to basalt lake
Illustration of ocean base with volcanic island and coral reef
Illustration of reef base with volcanic island and barrier reef
Illustration of reef base with volcanic island and fringing reef