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

An artsy hidden staircase leads to breathtaking views of San Francisco.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

This urban stream flowing underneath Tasmania's capital city is also an unofficial gallery for street artists.

The smallest country in Australia is a principled little thing with a friendly emperor.

A miniature cathedral made of 20,948 tiny pieces of marble.

This strange portrayal of the state's first lieutenant-governor literally stands on its head.

Enjoy all the trappings from 1912 aboard this Titanic-themed restaurant.

An abandoned jewel of a ballroom on the top floor of Australia’s busiest rail station echoes with the sounds of a bygone era.

The labyrinthine storm tunnels beneath the city of Melbourne are ruled by a band of urban explorers.

Australia's largest medical museum featuring a 19th-century pharmacy.

Tiny artwork tucked within glass letterboxes form this hidden gem of an art gallery.

The King is honored by an elaborate grotto on a continent he never visited.

A cramped wooden attic that once housed one of the world's first movie studios.

A distinctive monument for this former world champion takes the form of a billiards table, complete with balls and cue.