They dropped nearly 200 feet through waterfalls, fog, and absolute darkness before landing inside the largest cave room in ...

This walkthrough takes you inside Sung Sot Cave, the largest and most famous cave in Ha Long Bay. The video highlights ...

Scientists were stunned to find two different spider species peacefully cohabiting in massive 1,140-square-foot web.

With over 4 miles and seven stories full of unique rock formations and water streams, this underground cavern is one of the largest cave systems in Missouri.

Serban Sarbu, a cave scientist, thought he’d seen everything — until he entered a pitch-black cave along the Albania–Greece ...

Paddle the river, bike the historic Ohio and Erie Canal Towpath, or hike more than 125 miles of trails as you spot wildlife.

America’s vast landscape encompasses some of Earth’s most breathtaking natural wonders, from towering mountain ranges and ...

Learn more about how scientists uncovered an unlikely community of arachnids in Europe’s Sulfur Cave and why these spiders ...

The marsupial lion, which vanished around 40,000 years ago, was a muscular ambush predator about the size of a modern lion.

Deep underground in a dark, sulfuric cave on the border between Albania and Greece, scientists have made an incredible discovery – a giant communal spider web spanning more than 100 square meters ...

A massive spider web, the world's largest, has been found on the Albania-Greece border. This extraordinary web spans over 1,140 square feet and is hom ...