Led Zeppelin wrote some of their most iconic songs at this little 18th-century Welsh cottage.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

This abandoned Victorian-style house was built in 1884.

The body of an unidentified woman, visible through a glass coffin, was discovered by accident.

A living descendant of the famous tree that helped Isaac Newton develop the theory of gravity.

A faded reminder of what was once a common sight in London during the Blitz.

A plaque pays tribute to the artist's longtime London home.

A boutique perfumery fashioned to look like a Victorian-era shop.

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

A tiny replica of the iconic London landmark hides on the side of the steel structure.

The pretty iron lamp is a reminder of the architecture underneath London's streets.

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

The sumptuous ceiling was one of the last things Charles I saw before his execution.

Tombstones and enigmatic inscriptions hide within a vault beneath a popular London arts venue.

The wooden telephone box hidden away in London's Piccadilly was the original prototype of the iconic kiosk.

This landmark church concealed a crypt packed with bones that was discovered thanks to the London Blitz.

This luxury shopping lane has been protected by its own tiny police force for over a century.

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

Artists and musicians now rule over this former rail station.

English antique dealers with a taste for the unusual.

A clock designed to run with perfect accuracy for 10,000 years.

This small museum in a former church crypt contains artifacts of the Elephant Man, Jack the Ripper and Florence Nightingale.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.