Gibraltar
The Great Siege Tunnels
Engineering ingenuity during the battle of Gibraltar.
Places I want to go
Places on this traveler's wishlist.
Gibraltar
Engineering ingenuity during the battle of Gibraltar.
Piti, Guam
A beautiful waterway tucked in the corner of a power plant.
Musenyi, Burundi
For millennia, explorers were obsessed with discovering the source of the Nile—is this small mountain stream really the answer?
Freetown, Sierra Leone
One of the most important Krio heritage sites in the country.
Freetown, Sierra Leone
The first European-style university in western Sub-Saharan Africa.
Sierra Leone
This river island in Sierra Leone is home to impressive biodiversity and the country's first community conservation program.
Molepolole, Botswana
The historic cave is both a symbol of superstition and black magic and inspired one of the early Christian converts in Botswana.
Tutume, Botswana
Spanning over 10,000 square miles, this ancient salt pan is one of the largest on the planet.
Mmatshumo, Botswana
An enchanting rocky island of scraggly baobabs surrounded by an ancient sea and sprawling salt pans.
McMurdo Station, Antarctica
A vertical tube that allows you to see what's going on underneath the Antarctic sea ice.
McMurdo Station, Antarctica
The place of worship erected not once, but three times in one of the most desolate places on Earth.
Antarctica
These giant volcano sponges in Antarctica are thought to be the world's oldest living animal, at 15,000 years old.
Antarctica
Nimrod Polar Expedition base, and home to hundred-year-old frozen whisky.
Antarctica
These passages carved from the Antarctic ice hold strange shrines to the harsh southernmost climes.
King George Island, Antarctica
Russian Orthodox church built on an Antarctic island.
Saint Vincent and the Grenadines
A natural tidal swimming pool is ringed by bizarrely artistic lava rock formations.
Agadez, Niger
The tallest mud-brick structure in the world has been standing since the 1500s.
Saipan, Northern Mariana Islands
Where hundreds of Japanese civilians committed suicide to avoid being captured by American soldiers during WWII.
Saipan, Northern Mariana Islands
This abandoned radar site is slowly being taken back by the jungle, its mission cut short by the end of the Cold War.
Tonga
Underwater volcanic eruption forms new island off the coast of Tonga.
Caue, São Tomé and Príncipe
Nature’s skyscraper launches out of the terrain with attitude.
Anegada, British Virgin Islands
A mountain of conch shells created by centuries of fishermen.
Spanish Town, British Virgin Islands
This huge pile of volcanic boulders hides a stunning network of secret grottoes.
Maseru, Lesotho
Just outside Lesotho's capital city, a rock formation takes the shape of a powerful predator.