This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

Museum preserving torture methods from the past.

The history and future of cannabis.

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

Giant, friendly pelicans in Central London, the most unlikely of places.

The "beautiful" equation predicting the movement of all electromagnetic particles is engraved in front of Newton's tomb.

One part local history, 99 parts gruesome haunted house.

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

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

Scattered throughout London are ancient remnants of the city's former bounding wall.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

A beautiful bamboo trail tucked in this famous Japanese shrine.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

The 10,000 Torii shrine.

Japan's largest and oldest annual procession of floats, begun in 869.

This 700-year-old street food market features baby octopus and soy donuts.

The most famous location in China was home to whole dynasties worth of imperial rulers.

An artsy hidden staircase leads to breathtaking views of San Francisco.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

A modest reminder of treacherous waters at the Golden Gate.

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

The seawater playground of gilded-era San Francisco burned to the ground in 1966.