Take a tour of some of the most impressive geological features around the world.
See mind-blowing pictures from the Okeanos Explorer, a mission that's been exploring the seamounts off the New England coast.
Sea monkeys make waves, fall colors are seen from space and a deadly volcanic eruption covers a temple in ash.
Check out some of the coolest images of the planet from space and below.
Volcanoes erupt, a wolf gets up close with a bear and the Napa quake deforms the Earth.
Created in 1964, the National Wilderness system now covers about 5 percent of the United States. See National Geographic photographer Michael Melford's photos of current and proposed National Wilderness areas.
Glaciers retreat in Alaska, two tropical storms harass Hawaii and dust covers the Red Sea.
Here are six ways humans are permanently changing the deep Earth, from mining to underground nuclear testing.
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