A Swiss amusement park entirely dedicated to the theory of ancient astronauts.

A historic observatory precariously perched at the "Top of Europe."

The second-highest train station in Europe.

The world's longest and deepest train tunnel.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

Featuring one of the most complete and original collections of Presidential memorabilia, this is the site of the last front porch presidential campaigns.

One of Canada's tiniest museums tackles the world's largest turtle.

A World War II gun battery sits at the easternmost point of North America.

The first transatlantic wireless signal was received at this 17th-century fort.

No longer the only, but definitely the oldest, fountain in Greenland.

In Northeastern Iceland lies something of an oxymoron: a steaming desert.

A sulfuric martian landscape that looks far better than it smells.

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.

This elegant arc of a waterfall marks a religious turning point.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

A restaurant devoted to "trouser grip" wrestling, an ancient form of Viking wrestling that is Iceland's national sport.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This beautiful, historic church looks like something out of a simpler past.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

The summer tourists on these cliffs are thousands of seabirds.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

This fantastical waterfall is hidden in a cave located in a cracked cliff.