It's beautiful, it's haunted and its claim to fame is that it's the oldest existing stone arch bridge in Australia.

Native Australian lizards inhabit this garden celebrating Sydney and its sister city in China.

Come for the flowers, stay for the bats!

One of Australia's largest secondhand bookstores.

This rickety old shed hides a trove of secondhand literary treasures.

You'll find the little birds tucked within the rocks of this Australian beach.

This historic observatory contains the world's oldest refracting lens telescope.

This extraordinary geological oddity resembles human-made pavement.

Nature is leading a successful mutiny on this century-old freighter.

This stunning concert hall has become a symbol of Iceland's national recovery.

The most powerful waterfall in all of Europe.

This natural rock formation features seemingly unnatural vertical ridges that have been blamed on elves.

Twisted girders are all that remain of an Icelandic bridge that was wiped out by a combination of volcanic heat and glacial floods.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

An encyclopedic collection of mammal penises.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This beautiful, historic church looks like something out of a simpler past.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

This tiny museum's sizable collection is jammed into a former underground public toilet.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.