A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

The world's oldest optical museum is an odd collection where the exhibits look at you.

This London marker celebrates the spot where the world-famous English band was founded.

These docile dragons are ideal inhabitants for the conservatory greenhouses.

Pop culture has helped to keep this iconic British building from being destroyed.

Since 1887, this old-school shop has stacked its shelves with extraordinary coffees and teas.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

Abstract dinosaur models in London.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

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

A hands-off space for graffiti artists to hone and display their skills.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

Its unique collection details the history of the state's svelte railroads.

Tiki luxury on Nob Hill.

Salute the leader of the proletariat.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Nikola Tesla's former home contains an homage hidden from plain sight.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

The "Seinfeld" diner.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.