We’re on a cliff roughly 3,500 feet above the Colorado River at the tip of the Great Thumb Mesa, a spectacular formation that thrusts out from the South Rim of the Grand Canyon like the bow of ...

The public lands surrounding Grand Canyon National Park contain high concentrations of uranium ore. Mining bores deep into vertical rock formations called “breccia pipes,” making uranium soluble to ...

In 1908, explorer G.E. Kincaid made a shocking discovery in the Grand Canyon: a man-made cavern with ... Murphy Steals ‘SNL50' ‘Black Jeopardy' Sketch, Imitating Tracy Morgan While Standing ...

The National Park Service opened a lottery for extended self-guided rafting trips along the Colorado River in Grand Canyon National Park this week, offering hundreds of spots for 2026. The ...