This narrow Ghent alleyway is an officially sanctioned street art tunnel.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

Each time a baby is born in Ghent, these streetlights flash in silent celebration.

This legendary giant, born from vegetables, terrorized townspeople and cheated local children in games.

This former guildhall with a bacon-like exterior is now home to a museum covering 600 years of Antwerp's musical history.

The legendary giant's severed hand sits on Antwerp's popular shopping street.

A man throwing a giant severed hand towers over Antwerp’s main square.

An open-air sewer system that was covered piece-by-piece over 300 years.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

Cold war icon and onetime "hole" in the iron curtain.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

Love, knishes, and best wishes from this legendary Lower East Side bakery.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

In the back of a bustling factory lurks a quiet museum honoring the history of Canadian sugar manufacturing.

This giant roadside fruit is home to an array of apple-based treats.

Tucked in the back of this amazing antique store is an important piece of medical history.

A hotel and restaurant serving as the mecca of kitsch.

An alley covered with 20 years of bubble gum.

The unbelievably opulent home built for an infamous newspaperman.

A house built from trash known as the poor man's Hearst Castle.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This nature center has one of the largest collections of native raptors in the Pacific Northwest.

A bit of retro transportation flair preserved in the world's largest department store.