A small but industrious mining operation that allows visitors to touch precious gems while they are still in the rock.

The "Seinfeld" diner.

This sculpture pays homage to sailors that perished attempting to round Cape Horn.

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

A giant Troll lurks under one of Seattle's oldest bridges.

Now home to a drinking establishment, this building has a macabre history.

A crumbling Beaux Arts monument to the Bay Area's age of rail.

Nestled amid the peaks and lochs of the Scottish Highlands, this inn and pub has played host to outlaws and ghosts.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

A bright little alley in La Boca is a part of tango history.

A tower devoted to — and modeled after — the Divine Comedy.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

This stunning mass of ice spans 121 square miles and is still growing.

A beautiful young girl said to have been buried alive in her coffin…

Grotto replete with mystical designs laid out in glued shell mosaics.

The biblical sculpture honors those who lost their lives, homes and communities to the Chernobyl disaster.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

An outstanding piece of retro Sci-Fi architecture built into a sacred mountain.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

Ancient cliffs resembling a kilt on Scotland’s second-largest island emit an entrancing sound.

The most loyal of little dogs, or a Victorian era publicity stunt?

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.