A vast overgrown cemetery, once known as one of London's "Magnificent Seven."

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

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

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

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

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

Legend has it this gnarled old tree was planted by Tsar Peter the Great during his visit to London.

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

A giant scrawl on the skyline of south London.

These morbid carvings remind churchgoers of the inevitability of death.