Reynisdrangar basalt sentinels
Permafrost melt and glacial retreat outpacing human expectations.
Hello darkness, my old friend
Penitentes' labyrinth
Temple in floodplain
Connection to the deep crust
Satellite image of the tree-like village
Volcano-Tectonic Interaction
Las Grietas: Miniature Canyons of Lanzarote
Polarized light photomicrograph of a thin section of brazilian agate.