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

A museum wholly devoted to juvenescence.

The lab where the scientist made his groundbreaking discoveries is preserved on the basement floor of the Faraday Museum.

This museum tucked below a charming cafe gives a brief snapshot of photographic history.

Explore nearly 400 years of English middle-class home life.

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

This artist's home turned gallery/museum preserves the creator's love of "Eastern" influences.

The cedar tree in Highgate Cemetery earned its title by accident.

This 1920s Dutch barge is now a floating bookstore.

A glorious pub known for a spiteful printing feud and its famous typeface lost—then found—at the bottom of the Thames.

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

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

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

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

Collection dedicated to brands, packaging and advertising.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.

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

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

Hear the quietest sound from across the dome.

The roadway bend where highway painters practice their craft looks like expressionist art.

Locals transformed this Canadian evergreen into a secret hangout with spectacular views of Vancouver's skyline.