In 1958, an MIT fraternity pledge laid down on this bridge and instituted a new, unique unit of measurement.

This curious headstone is labeled simply as "The Queen."

This Scottish graveyard is the final resting place of the man who inspired the character Ebenezer Scrooge.

This single-track road rewards brave drivers with stunning Scottish scenery.

Hiding behind a grocery store is a spectacular cavern carved as part of an old limestone quarry.

This former maximum-security prison is creepy, sobering, and supposedly haunted.

It may take some time to locate, but it's sure to warm even a heart of stone.

A heartwarming message to those entering and departing Music City from above.

The picturesque southern city served as the zombie-filled town of Woodbury in 'The Walking Dead.'

This church houses the “incorrupt” body of its founding Bishop.

Victorian-era Egyptomania left its mark on this Nashville landmark.

These early tent-shaped grave coverings are unique to Appalachia.

This abandoned palace and the stupas around it conceal beautiful Buddhist frescoes, statues, and silk paintings.

A sea cave with a waterfall and Viking past

Everyone and everything one man ever loved and lost, now stare into the East for all eternity.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

An abandoned early-20th-century boomtown sits within the Calico Rock city limits.

A key producer of charcoal iron in the early 1800s, the structure still stands today.

Crumbling Kennedys and a decaying Tecumseh are just some of the haunting remains of one man's cement art trail.

This Transylvania County city is home to a rare white squirrel population that is descended from an escaped carnival animal.

One of the only Florida forts to remain in the hands of the Union all through the Civil War still stands as a historic stronghold.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

This award-winning men's bathroom was just too beautiful to not allow women to see.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.