One man has spent decades faithfully constructing this unique brick and cinderblock castle.

This historic estate on the east shore of Lake Tahoe was home to an eccentric millionaire (and his pet elephant, Mingo).

For decades these polar bears have roamed all around a Nashville neighborhood.

This quirky local sculpture is quite literally a fish out of water.

This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.

Dinosaurs invade a suburban Nashville neighborhood.

One Confederate statue that accurately reflects the ugliness of its subject.

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

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

This replica of the Greek structure is in the heart of Nashville.

Yo, Adrian!

A daily replay of the experiment that proved the rotation of the Earth.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The remnants of a facade from a 19th-century market stall emporium.

The last remaining bottle-shaped kilns in Scotland stand alone in an Edinburgh suburb.

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

This alley off Edinburgh's Royal Mile contains remnants of the city's seedier history.

Sprawled across the Great Hall ceiling are various constellations and images relating to the zodiac.

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

This small museum in a 17th-century building honors three iconic Scottish writers.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

The final resting place of soldiers' loyal canine companions.

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

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