This cave, and the river that runs through it, can be explored by boat, allowing visitors to venture into the Earth via the ...
The blue hole is estimated to be 437 feet deep, while the river is only 400 feet long — a ratio that makes it the "shortest, deepest river in the world," according to Ripley’s Believe It or Not.
This pit crater making recent headlines may open into a larger cave that could provide a sheltered environment for both ...
“The shade of blue ... the World Economic Forum found that human activity is destroying biodiversity faster than ever. The Siang Valley, with its forests, majestic mountains and deep gorges ...
From Utah’s dramatic sandstone gorges to the rugged rocks of Iceland’s Fjadrargljufur, here are the 30 most awe-inspiring ...
Nearly a year after a submersible carrying five passengers imploded en route to the wreckage of the Titanic, another manned ...
The auction house has a Grateful Dead auction coming up that will coincide with the Dead & Company run at the Sphere in Las ...
COOPERSTOWN, N.Y. — History’s most acrobatic shortstop was airborne again. Belted in tight, suspended high above Cabo San ...
More than a century ago, a group of militants were forced to trek the remote Siang Valley in northeastern India during ...