281 feet off the deck, Kent Ballew nears the top of Mystery Falls
281 feet off the deck, Kent Ballew nears the top of Mystery Falls
A biologist ascends Tawi Attair, a 200-meter deep sinkhole
A biologist ascends Tawi Attair, a 200-meter deep sinkhole
A biologist ascends Tawi Attair, a 200-meter deep sinkhole
A biologist ascends Tawi Attair, a 200-meter deep sinkhole
A biologist stoops by a palm-lined spring
A biologist stoops by a palm-lined spring
A black cat
A black cat
A boardwalk allows visitors to walk out into the marsh
A boardwalk allows visitors to walk out into the marsh
A border collie stands on the bluff at Ravens Point, Tennessee
A border collie stands on the bluff at Ravens Point, Tennessee
A boy in the snow sticks out his tongue
A boy in the snow sticks out his tongue
A boy is rolling snow to make a snowman
A boy is rolling snow to make a snowman
A caver climbs out of Majlis al Jinn
