Walk on lava fields, peer into fiery craters, and even cook eggs in volcanic steam — volcano tourism takes thrill-seeking to ...

Just a half-hour drive away from the southern Italian town of Naples, Campi Flegrei, dubbed the “burning fields,” is home to ...

Indonesia's Mount Lewotobi Laki-laki erupted on Wednesday, shooting volcanic ash 10 km (6.2 miles) into the sky, the ...

From North America to Europe and beyond, these breathtaking mountain ranges let you witness ancient glaciers up close, ...

The rings of Saturn are among the wonders of our solar system, with a diameter of roughly 175,000 miles (280,000 kilometers) ...

The island started materializing in 1963 when Earth beneath the ocean floor cracked open and spewed out enormous quantities ...