This peeling mural of Adam and Eve was inspired by the greenhouses at Kew Gardens.

A network of bells in the pubs and restaurants around Westminster alerts politicians when it's time to cast their votes.

A living memorial to the trees London lost during the Great Storm of 1987.

This historic building displays the remains of a victim of the devastating 14th-century plague.

An architectural oddity hides in plain sight on this iconic London bridge.

Hidden in the courtyard of the Victoria and Albert Museum is a little-known tribute to two celebrity pooches.

It's a mystery why these remains were found with no traces of their bodies in sight.

A measuring mishap led to these artificial stone ladies losing their stomachs.

The gigantic skull of a long-extinct species that once roamed the forests of England and Ireland.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

A collection of machines designed to break things for science.

"We gonna rock down to Electric Avenue, and then we'll take it higher..."

One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

A high-end clothing boutique with a curious basement art installation.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

The fences outside some of South London's estates are made from recycled World War II stretchers.

One of the figures in this Celtic sculpture continues to puzzle archaeologists.

The sculpture of the deceased cockatoo flops atop its personal plinth.

This medieval church tower has maintained its clockworks since the 16th century.

These morbid carvings remind churchgoers of the inevitability of death.

Buried for centuries, this hidden cellar is all that remains of London's medieval Whitefriars Monastery.

Where condemned pirates met their grisly end at the gallows on the River Thames.

This Viking gravestone carved in a rare runic style was dug up from a London churchyard.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.