A makeshift shrine to the late rock star is still kept up on the nondescript façade outside 1 Logan Place.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

London's old-school healing garden.

A clock designed to run with perfect accuracy for 10,000 years.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

This wildly-tiled artist's palace is a living and growing account of the creator's life, loves, and labors.

The final resting place to 300 Victorian-era pets hides inside the city park.

Repository for more than 22 million pickled specimens.

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

A historic house left in "dramatic still life."

Rebuilt remains of a temple to Roman god Mithras.

A special shop catering to the needs of things that go bump in the night, and also helps kids become writers.

Hear the quietest sound from across the dome.

Wedged between two buildings at the Great Ormond Street Hospital is this secret music installation.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

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

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.