A whimsical menagerie of creatures carved into a 300-year-old tree trunk.

A remarkable lifelong collection of antiques and art preserved in a historic Melbourne townhouse.

The largest shot tower in Australia is a unique reminder of industrial ammunitions history.

This 19th-century convent is now a flourishing 21st-century hub for art.

A local landmark that has become a hub of graffiti and urban exploration.

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

The largest greenhouse in the world is home to over one million types of plants.

Legend says this mysterious stone head belongs to a woman who was petrified by an alchemist.

A fairy tale castle in modern Rome.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

"The prettiest love letters in the world" ... or so said Lord Byron.

The train platform where Jews were sent to concentration camps is now preserved as a Holocaust memorial.

A once-luxurious, now abandoned hotel in the Italian Alps.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.