Echinus Geyser in Yellowstone National Park, a rare acidic geyser and the largest in the world, has recently been observed ...

Elle Leontiev's image of Philip, a self-taught volcanologist who has lived on Mount Yasur his whole life, has won the ...

The numeraio Pasquale De Stefano’s handmade market signs are a dying breed of everyday beauty in a baroque city.

Norris Geyser Basin is known for being the hottest and most dynamic of National Park’s thermal areas—and that’s saying ...

Yellowstone’s massive supervolcano and Mount St. Helens, the volcano that devastated Washington in 1980, are among America’s ...