Marshall Islands
Cactus Dome
An enormous concrete structure built over a nuclear crater.
Places I want to go
Places on this traveler's wishlist.
Marshall Islands
An enormous concrete structure built over a nuclear crater.
Australia
This dramatic sea spire is home to the world's rarest insect and is part of the lost continent of Zealandia.
Alofi, Niue
A tiny, remote island packed with wonders both natural and geeky.
New Zealand
The oceanic dumping ground where spaceships go to die.
Antarctica
At the point of oceanic inaccessibility, you can't get farther from dry land without leaving the planet.
Bahamas
A steamer run aground near Bimini lives a second life as a playground for scuba divers.
Nassau, Bahamas
The world’s largest underwater sculpture is found just off the coast of Nassau.
Nassau, Bahamas
This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.
Bahamas
A full-scale sculpture of a mermaid and baby grand piano hidden underwater by David Copperfield.
Bahamas
One of the deepest blue holes in the world.
Bermuda
In Bermuda, this formal naval residence has become a go-to for cliff-jumpers and hikers.
Bermuda
A tropical paradise once home to space exploration and military installations.
Bermuda
Storms, funding, and in-fighting have kept this Bermuda church from ever being completed.
Atlantic Ocean
Fascination continues to surround one of history's most infamous shipwrecks.
Key West, Florida
These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world’s largest coastal brick fortresses.
Belize
A massive underwater sinkhole made famous by Jacques Cousteau.
George Town, Cayman Islands
The capital of the Cayman Islands is a center of offshore banking, but gets battered by blistering hurricanes.
Saint Peter's, Montserrat
A city continually buried under the ash of a volcano that has been erupting for more than 15 years.
Flemming, Montserrat
Safely view the Soufrière Hills volcano, which has been erupting since 1995.
Vieques, Puerto Rico
The world's brightest bioluminescent bay.
Vieques, Puerto Rico
On this Puerto Rican island, many abandoned naval ammunition bunkers sit open while a few have been padlocked by locals as personal storage.
Culebra, Puerto Rico
Rusting, graffiti-covered tanks litter the beach of this island, once used by the U.S. military for target practice.
St. Thomas, U.S. Virgin Islands
Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.
St. Thomas, U.S. Virgin Islands
Swim or sail to this pie-slinging boat off the coast of St. Thomas.