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

The plunge pool is a surviving relic of a rowdy royal residence.

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

The first geometric self-supporting spiral stairs in Britain are a truly beautiful sight.

A tribute to the intrepid explorer and his crew who perished in terrible conditions on an ill-fated expedition to the Arctic.

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

This museum is dedicated solely to this millennia-old handheld cooling device.

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

A giant scrawl on the skyline of south London.

These morbid carvings remind churchgoers of the inevitability of death.

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

A musical composition 1000 years in length plays at the Trinity Buoy Wharf in London.

A monolithic monument in Greater London.

This toxic spoil heap found a second life as a ski slope, popular film location, and wildlife haven.

Sculptor Antony Gormley used chaos theory and fractal growth to design his tallest creation.

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

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

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

This hydraulic power system in London was, at one time, seen as a rival to electricity and the last of its kind to shut down.

A Victorian school for poverty stricken waifs has been preserved as a museum to their donated education.

A community of artists and entrepreneurs seeks a simpler life on London's waterways.

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

A student driver's nightmare.

Tourists who rely on a transit map to find the iconic Beatles location often end up in a far-off neighborhood.