Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

Seven mini rowhouses fill the gap between 54 and 70 Westerstraat.

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

The world's oldest Jewish library was founded by Sephardic Jews in 17th century Amsterdam.

These morbid carvings remind churchgoers of the inevitability of death.

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

The Columbia Road Flower Market is now open every Sunday, rain or shine.

Eighty million natural history specimens call this gargantuan museum home.

This 1920s Dutch barge is now a floating bookstore.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

Hear the quietest sound from across the dome.

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

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

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

The Florence Nightingale Museum is home to the famous nurse's most treasured possession: her beloved pet owl.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

A mysterious artist-run cabinet of curiosities and library.

More than a million titles fill the labyrinthine shelves of this prestigious private library.

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

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.