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

This elaborate Byzantine-style building was designed for a not-so-pretty purpose.

The world's longest continuously running show has played at this small West End theater since 1974.

This Underground station has been a popular filming location for decades, even before it closed.

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

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

100-windowed castle turned art gallery, built by one dedicated mason.

This historic stone gate tower is now just a lonely relic in the middle of a swamp.

Thousands of flamingos and other bird species flourish in these Camargue wetlands.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.

This artist's home turned gallery/museum preserves the creator's love of "Eastern" influences.

This overlooked street light once served as a KGB dead letter box.

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

One of America's founding fathers lived in this London lodging between 1757 and 1775.

A cluttered and astounding collection of antiquities and curiosities.

This stone spire holds a unique place in the region's history.

A Victorian park cemetery, standing on the site of what was once the Great North Wood.

A sculpture of a famous ape who was once a beloved household name in London.

A relic of Victorian grandeur hides beneath a busy South London road.