Olfactory delights in San Francisco's Botanical Gardens.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

This shop specializes in oddities and Victorian-inspired wonders.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A psychedelic labyrinth on the San Francisco bay.

A huge musical instrument played by the ocean.

Historic funicular railway, believed to be the shortest railroad in the world.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

The legendary building that needed ghostly approval before being built.

This small chapel is built of human bones and decorated with a golden skeleton.

A mysterious demonic figure peers down from its perch within the gorgeous Chester Cathedral.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

An enormous steel waterfall is a nod to the substance that shaped Britain's Steel City.

One of these two land speed record-breaking vehicles went so fast it shattered the sound barrier.

A preserved block of timber buildings from the city's industrial era in the Middle Ages.

All that remains of the medieval palace of the famous "Black Prince."

For over 500 years this timbered alms house has provided a home for elderly residents of Coventry.

Every hour on the hour a naked heroine and her leering foil appear from this giant cuckoo clock.

All that remains of the only English cathedral destroyed in the Protestant Reformation.

This amazing 15th-century mural remained hidden in plain sight for centuries.

Built in the 1300s, this magnificent building that hosted England's kings and queens transports you to the Middle Ages.

The bombed out remains of the old church were kept intact next to the new one, as a reminder of the futility of war.