A giant chess set, minus the psychedelic drug trip.

A lonely monument to the original Silicon Valley tech campus.

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

One of the world's longest murals depicts the history of diversity in Los Angeles.

This London plaque marks the spot where David Bowie's famous alien made his debut.

This luxury shopping lane has been protected by its own tiny police force for over a century.

A traditional American farmhouse plopped in the middle of a Piccadilly courtyard.

The television series' iconic giant foot was borrowed from this classical painting.

London's smallest police station is barely the size of a phone booth.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The oldest museum in Russia is home to a fascinating collection of nearly two million anthropological artifacts and anatomical curiosities.

Once frequented by heavyweights of the Russian arts scene, this café is stuck in the 1800s.

This effigy of Peter the Great is greatly disproportionate.

Gargantuan home of Russian science.

This massive monument honors the first human in space.

The tallest hotel in Europe.

One of the world's tallest statues is also one of its most hated.

A monument to Malchik, a stray dog who lived in a Moscow metro station until his tragic death.

Stalinist skyscraper built with help of cryotechnology.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

Home of the future Emperors of Russia.

Former headquarters of the KGB.

The "Mystery and Company of Merchant Adventurers" is an Elizabethan-era hangout in Moscow.