With a facade that measures just 107 centimeters, this five-story building is one of the skinniest in Europe.

Vibrant street art created with mixed media.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

This house's itty bitty size means no humans allowed.

A microbiologist-chef is slinging noodles with hyperlocal Nordic ingredients.

This handsomely carved wooden church is more than 800 years old.

The Brutalist building harbors an unusual inverted dome that swoops down over its central sacred room.

This record shop and unofficial black metal museum is an ode to Oslo's heaviest musical export.

An artist's mausoleum with a haunting echo.

Pop culture has helped to keep this iconic British building from being destroyed.

A historic arboretum and non-conformist, non-denominational park cemetery.

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Artists and musicians now rule over this former rail station.

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

This coffee shop lies hidden beneath a historic church.

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

The remains of Crystal Palace Great Exhibition of 1851.

This wildly-tiled artist's palace is a living and growing account of the creator's life, loves, and labors.

Catacombs turned marketplace.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

This 1920s Dutch barge is now a floating bookstore.

Eighty million natural history specimens call this gargantuan museum home.