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