Public access to clean drinking water was an instant hit among the masses.

The childhood home of Earth's alien chameleon is a humble Brixton flat.

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

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

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

Dictionary Johnson’s favorite feline.

Abstract dinosaur models in London.

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

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

A little slice of Japan and its aesthetics in London's Holland Park.

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

This 1920s Dutch barge is now a floating bookstore.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

Eighty million natural history specimens call this gargantuan museum home.

A tongue-in-cheek arcade where the games are based on everyday life.

Hidden beneath the streets of London is a secret subway that only carried mail.

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

A secret door leads to this cozy dive that sells only “milk.”

A sea cave with a waterfall and Viking past

The abandoned transportation hub hides within the Glasgow attraction it once served.

Anonymously sculpted and donated, these sculptures made from poetry books and pages are sprinkled around the city.

This Birnam-based garden honors the legacy of 19th-century children’s book author Beatrix Potter.

This king penguin is a knighted brigadier of the Norwegian Army.

These ruins are a hidden gem, complete with fantastic views over the cliff edge.