21K views · 968 reactions | Today we jump in the truck and try to find a secret volcanic caldera deep in the Mojave desert. This video is primarily the drive out to the suspected location of the caldera and includes the things and places I discovered along the way. I hope you join me. | Aquachigger | Facebook

412K views · 22K reactions | Red Beach is a volcanic sand beach on the Aegean island of Santorini. The beach is composed of black and red pulverized volcanic rock from the nearby Santorini caldera. The area is prone to landslides, and since 2013 parts of the beach have been inaccessible due to the slides, so be careful. But man, is it beautiful. ☀️ #Greece #Santorini #RedBeach #Beach #Akortiri #Travel #Sun #Travelgram #Instatravel #HansonsOnHiatus | Digi-Dude Nate | Facebook

WHAT IS CALDERA? A caldera is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcanic eruption. The ejection of large volumes of magma in a short time can upset the integrity of a magma chamber's structure by in effect removing much of the chamber's filling material. #jayography #caldera #geography #maps #educationalcontent | Jayography

10K views · 219 reactions | According to a disturbing documentary presentation revealed by BBC, there are key warning signs originating from the Yellowstone Caldera that indicates the massive volcano could erupt much sooner then was previously thought. | Skywatch Media | Facebook