This hydrochronometer was invented by a Dominican monk and is a prime feature in this garden.

This ancient market is often referred to as the oldest shopping mall in the world.

The best preserved Paleochristian basilica in Rome hides a number of oddities and secrets.

Installed in an act of one-upsmanship, the annual sundial in this church is also a symbolic victory for the Gregorian calendar.

2300-year-old Roman road connecting the empire.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

A sculpture dedicated to the trade that gave the town its name.

Tucked along a river are enigmatic stone carvings created thousands of years ago.

These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.

The world’s highest ski resort was deserted after an 18,000-year-old glacier melted away.

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

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

The vaulted ceiling is home to a scurry of “squirrelgoyles.”

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

To get to or from this Canadian ghost town, you'll need to cross 11 single-lane bridges.

The largest canoe collection in the world—and the most Canadian museum ever.

The statue of the famous elephant who was the original source of the word "jumbo".

A flying saucer has landed for good in the middle of a tiny Canadian town.

It's 2 billion years old!

One of the foremost Sherlock Holmes collections is hidden away at a Toronto library.

On the waterfront of Sydney, Nova Scotia, a 60-ft. fiddle greets incoming ships.

This tiny abode has been covered in the art of the little old lady who made her life and living there.