Southern Arizona has numerous sites known for their pyroxene minerals, from Twin Buttes south of Tucson, to Ajo, to the Chiricahua, Santa Rita and Patagonia mountain ranges. Pyroxenes are classified ...

Fly above the awe-inspiring caldera of Crater Lake National Park, Oregon, with this breathtaking drone video. Witness the phenomenal sight of the deepest lake in the United States, renowned for its ...

Mount Tabor is a dormant volcanic cinder cone located 5 miles east of downtown Portland. It may sound like a trek, but the scenery is well worth it. At its summit, Mount Tabor provides vistas of both ...

Nicknamed the “lighthouse of the Mediterranean” for its steady towering glow, Stromboli is one of seven volcanic islands that make up the Aeolian archipelago off Sicily’s northern coast. Barely a ...

"Everything so far about this eruption is off-the-scale weird," from its deafening blast to its Pacific-wide tsunami. Volcanic lightning sparkled through the rising plume at record-breaking rates of ...