The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

A former Nazi lookout tower with a magnificent view of the Rhineland.

This German bone house contains the remains of some 20,000 souls.

Crop circles inspired this whimsical garden in Germany.

The last Tsar of Russia constructed this private church just so he could attend services when visiting his wife's hometown.

A German apartment building hosting as many trees as human occupants.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.

This tremendous timepiece was once the largest cuckoo clock in the world.

After years of being casually peed on by humans, this tree is peeing back.

The sweet story of how American cargo planes became known as "Candy Bombers" during the Berlin Blockade.

This unique exhibit "Dialogue in the Dark" reverses roles as the visionless become guides and the sighted become ‘blind.’

The entrance to this Frankfurt subway station looks like an old tram car crashed into the concrete sidewalk.

To avoid the demolition costs this abandoned drawbridge was simply left in the up position.

A virtually untouched "home on the hill" for the flora and fauna of Rhode Island.

A school used as a model for public education across the country.

This ambitious father and son team reigned supreme over the North End, and witches, for many years.

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

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

A tiny plaque marks the location of the water source that facilitated the birth of modern-day Boston.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

From economic backbone of a community to deadly diving hole, these former stone quarries are now a park for rock climbers and graffiti artists.