A plaque marks the underground site of one of London's "lost rivers."

A mysterious shape catches the eye in this 16th-century painting.

This studio was home to David Bowie's first single, even if it did turn away the Beatles.

A sculpture outside London's oldest cathedral honors the Mohegan chief who died while petitioning the king.

This educational institution and reference library specialize in the psychic arts and mediumship.

A gallery specifically dedicated to the botanical illustrations of a remarkable traveling lady.

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

This mysterious and unique painting is filled with symbolism.

It celebrates a very stinky task and salutes London's fatberg-vanquishing team.

The grounds of this Jacobean estate contain one of the oldest mulberry trees in England.

This bewitching Babylonian goddess haunts a hallway of the British Museum.

Victorian-era Londoners really wanted to believe this 17th-century cistern was actually an ancient artifact.

The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.

These Victorian era devil sculptures were designed to spite a local vicar.

This may be the last of London's wooden pavements, which were once a common sight in the city.

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

London's first edible insect farm offers facility tours and cooking classes.

England's most famous front door has an accidental doppelganger.

The London statue that imitates passersby.

London's only public statue of the much-married monarch adorns the gate to St Bartholomew’s Hospital.

The canine-themed book collection claims to be Europe's largest dog library.

This knockout museum lies in a sleepy corner of London.

A recently restored Shoreditch landmark with ties to Jack the Ripper.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.