Antarctica's "Blood Falls" glacier bleeds red water, and scientists found hidden pressure beneath the mysterious millennial ice.

For more than a decade, a team of intrepid researchers have been exploring the river systems of southern Africa, one paddle ...

From Acadia’s granite coast to Zion’s red-rock canyons, these parks remain America’s greatest outdoor spectacle.

Bob Marshall Wilderness Complex in Montana offers a compelling, little-visited alternative to Glacier National Park, with ...

We absolutely LOVE the hikes in Olympic National Park! This amazing park encircles nearly a million acres in northwest ...

The Hoh Rainforest in Olympic National Park, Washington. Credit: Cavan Images/ Every traveler dreams of seeing the world’s ...

The remains of a hiker reported missing in Montana’s Glacier National Park were found Wednesday, and a bear attack is suspected, the park said Thursday. Subscribe to read this story ad-free Get ...

The Hoh Rain Forest in Washington’s Olympic National Park is one of the few temperate rainforests in the U.S., offering mossy trails, towering old-growth trees, and abundant wildlife. From short loops ...