Mary Kelly was last seen here before she was murdered by Jack the Ripper.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

Single runway interrupted by a busy road that cuts across its middle.

This headstone marks the grave of an 11-year-old boy killed during clashes in the streets over the boycotting of British goods.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

The headquarters in Salem doubles as an occult art gallery.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

A strange house built only at night, with rumored mystic inspiration.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

The thousands of shades on display — some toxic, others impossibly rare — are a library of more than just color.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

The chaotic studio of one of the 20th century's most important artists has been preserved down to the dust.

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

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

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

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

The fountain marks the area where hundreds of accused witches were burned at the stake.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

The miraculous hydrant that saved the Mission District in 1906.

A hidden subterranean installation offers a view of the sky.

San Francisco's newly reopened hands-on science museum.

A winding path built in secret on the edge of the continent.

A huge musical instrument played by the ocean.

This hidden labyrinth offers walkers some brief peace of mind.