At the center of London’s oldest roundabout stands an obelisk that was erected in 1771, but spent several decades elsewhere.

It holds a fabulously designed tribute to astronomer Edmond Halley.

One of London’s rare Tudor-era buildings is a fate-defying gatehouse for a church.

Visit the grave of a famous feminist author and the mother of Mary Shelley.

This pub has roots dating back to 1430.

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

A secluded green oasis amidst the towering skyscrapers, bears an unusual moniker that reflects one of the city's oldest guilds.

This unassuming building produced some of the world's most famous bells.

At almost 1,000 years old, this is the oldest known door in all of Britain.

One of the oldest remaining Catholic churches in England is home to the hand of a 7th-century saint.

Tucked away behind the mansions of Mayfair, this picturesque garden is a hidden London treasure with a spooky past.

This museum inside a museum tells the story of London's timepieces.

The barrel-made lookout from Shackleton's final ship is tucked away in the crypt of one of London's oldest churches.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

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

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

The largest of London's subterranean rivers and once a mad, bad center of London life.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

A mysterious suspended hand greets unsuspecting visitors at the Tower of London.

Metal horses galloping through a London fountain provide a link to the city's past.

Before becoming a poet John Keats studied here to become a surgeon.

Most of Britain's gold reserve was secretly stashed here after the start of World War II.

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