True to its name, this bouncy walkway may be the world’s smallest suspension bridge.

This Maine bridge may be the last wire-supported bridge of its type in the world.

A metal tree emits eerie, melodic notes on top of Lancashire's Crown Point.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

Sculptor Antony Gormley used chaos theory and fractal growth to design his tallest creation.

The first geometric self-supporting spiral stairs in Britain are a truly beautiful sight.

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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

A remarkable medieval structure born from a 14th-century disaster.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

Giant statue of a disembodied head.

The remnants of a depressing public toilet are now a hub of ever evolving street art.

This whimsical public art installation is a unique homage to Liverpool's industrial heritage.

Reputedly based on the tomb of Jesus Christ, this crypt is the oldest surviving structure of any cathedral in England.

After the band included its number in one of their songs, the box became a monument to the musical group.

The name of this suspended sculpture is Latin for "high horse," which is exactly what it is.

A succession of eerily contemplative iron figures lead from a Scottish museum to the sea.

Large-scale contemporary artworks tower over fields and lurk in forests around a Jacobean manor house.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

This monument is dedicated to a young boy who survived a disaster that forced Edinburgh to reevaluate its building codes.

A quartet of brightly colored mythical beasts stand sentry at this gateway.

A scattered trail of street art adds a pop of color to the city's stark structures.