These fantastically named natural pools look like something out of a Scottish myth.

This small sculpture honors a shuttered bookshop that was the site of a fiery act of protest.

The tomb of one of Scotland's bloody historic villains is a magnet for bumbling desecrators.

This Roman relic was discovered in Scotland by a mudlarking ferryman.

The dance of this huge clock is a magnificent and eerie commentary on good and evil in the history of humankind.

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

A sweet symbol marks the place where torturous executions were once carried out.

This cannonball embedded in the side of an Edinburgh house once served a surprisingly pedestrian purpose.

Small sculpted heads of prominent phrenologists mark the outside of their former headquarters.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

A perfectly crafted Pre-Columbian artifact dating back to 600 CE.

This popular Boston haunt is reminiscent of a time gone by, when slow cafes and sweet-smelling smoke wafting from patios was the norm.

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

Millions of numbers carved in glass represent the tattoos forced upon victims.

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

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

Ironically this massive termite is the mascot for a company that is acclaimed for killing his kind.

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

Hidden for 165 years inside a building designed by Thomas Jefferson are the remains of what may be America's first educational chemistry lab.

An extensive collection of ancient Egyptian artifacts and mummies.