Putting the "mod" in "modular" since 2000.

This beautiful deer park was built so King Charles I and his court could go hunting while escaping a deadly plague outbreak.

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

Black cat statues guard this temple-like Egyptian revival factory.

The last four extravagant street signs of London's historic banking street.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

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

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

This secluded walkway overlooks a magnificently wild London green space.

A historic arboretum and non-conformist, non-denominational park cemetery.

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

Giant, friendly pelicans in Central London, the most unlikely of places.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

Abstract dinosaur models in London.

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

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

This hidden green space is the city's second largest conservatory.

The remains of Crystal Palace Great Exhibition of 1851.

A little slice of Japan and its aesthetics in London's Holland Park.

Catacombs turned marketplace.

The curios of pharmacist and collector Henry Wellcome.

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