An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

Dozens of musicians have planted trees in this Danish park, and donated songs to go with them.

Artists and musicians now rule over this former rail station.

"Purveyors of traditional sweets and vintage treats."

London's largest outsider art museum.

The curios of pharmacist and collector Henry Wellcome.

Wedged between two buildings at the Great Ormond Street Hospital is this secret music installation.

A special shop catering to the needs of things that go bump in the night, and also helps kids become writers.

Banksy gives themself artistic license with this piece of London street art.

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

An old hill fort covered in over 100,000 crosses is a symbol of Lithuanian nationalism and beliefs.

Handsomely crafted representations of our round planet.

One of the most remarkable caves in all of Iceland was created by a once raging river of lava.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

Learn about Iceland's hidden folk at this school dedicated to the study of elves.

This collection of unique liquids allows visitors to wander the waters of Iceland's glaciers.

A living art gallery painted on a canvas of Monterey pine trees.

Two monstrous faces loom over a village in Czechia.

Fall down the rabbit hole into a surreal journey of human consciousness "from ass to soul."

Of course Salvador Dalí lived in a castle...

The beautiful baroque library of the Hapsburg empire.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

Legends surround an ancient tree trunk riddled with nails for good luck.

A whimsical garden of outsider art in the Spanish countryside.