Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

A curious friendship between two inanimate ladies.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.

In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

The first and only carousel with a lineup entirely of insects.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

A unique seaside cave where Aleister Crowley faked his own death.

An exquisite collection of fairytale conveyances that puts most car museums to shame.

2300-year-old Roman road connecting the empire.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The final resting place of the poets Shelley and Keats.

Northern Ireland's Brobdingnagian stepping stones.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

One of Ireland's most infamous prisons for rebels including men, women and children.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.