The colorful, smiling concrete silos of Vancouver.

A pixel art killer whale is frozen mid-leap in this Vancouver square.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

Travelers who fall victim to this mermaid's charms are destined to stay in Užupis forever.

Two large-scale sculptures of Adam and Eve greet visitors in the nude at the Time Warner Center in NYC.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This former KGB building is now a museum memorializing the people who suffered during the Soviet regime.

This massive monument was unveiled the day Kosovo declared independence from Serbia.

A fruit-loving town welcomes visitors with a giant melon set against the sky.

A series of playful yellow penguins share a serious message about the environment.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

This wall on a street corner in Lower Manhattan has been a blank canvas for a rotation of renowned artists since the 1980s.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

A dilapidated dock tells the story of Titanic's missed arrival.

A hip bar decorated with walls of golden skulls.

After being lost for decades, this striking mural depicting the atomic bomb covers the wall of a busy Tokyo metro station.

An unexpected curiosity cabinet hidden within a department store in the Japan Post tower.

An ordinary pond with fish from out of this world.

After a profound show of devotion for his master, a dog becomes the symbol of loyalty for an entire nation.

This French colonial post office is arguably the grandest in all of Southeast Asia.

Witnesses claim the Virgin Mary statue outside the church once mysteriously shed a single tear.