In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

The broken skateboards that became a poignant memorial to a murdered skater.

Giant, friendly pelicans in Central London, the most unlikely of places.

This 500-meter-long memorial pays tribute to the hundreds of thousands of lives lost to COVID-19 in the UK.

One of London's lost rivers runs through a pipe over the tracks of this subway station.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.

A relic of Victorian grandeur hides beneath a busy South London road.

The remains of Crystal Palace Great Exhibition of 1851.

A sculpture of a famous ape who was once a beloved household name in London.

Abstract dinosaur models in London.

These docile dragons are ideal inhabitants for the conservatory greenhouses.

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

This unusually-named reservoir found a second life as a nature preserve.

London's marvelous wildfowl reserve along the Thames.

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

A beautiful Georgian church alongside the Thames has a crypt in the basement, in which are buried the bodies of the infamous American traitor Benedict Arnold, his wife Peggy, and their daughter Sophia.

Chelsea's soldiers were given strict orders when crossing this historic bridge.

A 1950s beatnik coffee house, turned 60s counterculture hotspot, turned modern music venue.

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.