Subterranean Sites in London

Discover 15 unusual subterranean sites in London.

London, England

Café in the Crypt

This coffee shop lies hidden beneath a historic church.

Crystal Palace Subway.

London, England

Crystal Palace Subway

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

Covent Garden labyrinth.

London, England

London Underground Labyrinths

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

Billingsgate Roman Baths.

London, England

Billingsgate Roman House and Baths

A Roman spa buried deep beneath the City of London.

Tunnels of Euston.

London, England

Euston's Lost Tunnels

A network of concealed passageways lies within a busy London Underground station.

The newly painted outside of the Brunel Museum.

London, England

Brunel Museum Grand Entrance Hall

The first tunnel to be dug beneath a river, repurposed as an art and museum space.

London, England

The Buried Remains of Little Compton Street

The signs of a long buried road can still be found hidden beneath a London sewer grate.

Greenwich Foot Tunnel

London, England

Greenwich Foot Tunnel

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

The Mail Rail

London, England

The Mail Rail

Hidden beneath the streets of London is a secret subway that only carried mail.

A circular outline marks the underground location of the Roman amphitheater

London, England

Guildhall's Underground Roman Amphitheater

A 2000-year-old Roman amphitheater lies just below Guildhall Yard.

The long view of Cooper's Row

London, England

London Wall

Scattered throughout London are ancient remnants of the city's former bounding wall.

The cycle of artists painting over prior pieces begins

London, England

Leake Street Graffiti Tunnel

A hands-off space for graffiti artists to hone and display their skills.

The temple in its new interactive exhibit.

London, England

Temple of Mithras

Rebuilt remains of a temple to Roman god Mithras.

Permanently Closed

London, England

Growing Underground

The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

The mouth of the River Fleet, entering the River Thames beneath the Blackfriars Bridge, London.

London, England

The Lost River Fleet

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

Are we missing something unusual in London?