The four tall pillars once marked the entrance of the historic Seattle church that fought for women's suffrage and civil rights.

It might not be as impossible to reach as its name would imply, but just about.

Remote, volcanic island that Darwin, Hooker, and the Royal Navy shaped into a thriving, artificial ecosystem.

The birthplace of the very first human resident born in Antarctica.

Napoleon’s home in exile, decorated with poisonous wallpaper.

A grueling 699-step stairway to a heavenly view of the island of Saint Helena.

The southernmost Anglican cathedral in the world has whale bones standing in its yard.

Where British troops serving on the remote islands paid tribute to their faraway hometowns.

Final resting place of Antarctic explorer Ernest Shackleton.

This haunting ghost ship stands beached in the waters off the coast of the Falkland Islands.

One of America's oldest Antarctic research bases is abandoned but still just waiting for visiting explorers.

An abandoned whaling station on an active volcano offers hot springs in Antarctica, surrounded by ruined giants of industry.

The world's most remote permanent settlement on an active volcano.

With its vaulted ceiling and gilded details, this University of Washington library would feel right at home inside an old palace.

Now housed in a museum, this giant pink elephant stood in downtown Seattle for more than 60 years.

The longest and widest floating bridge in the world.

Every summer West Seattle experiences a housing bloom.

This Seattle joint serves food inside an old train car once used by FDR.

Historic medieval fortified city in southwest France.

An oddly conical beacon perched atop beautiful Irish cliffs.

The fastest transatlantic ocean liner sat abandoned in a Philadelphia shipyard for decades.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.