This former farm In northern Iceland is now a museum, where visitors can tour beautifully-preserved turf houses.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

This museum dedicated to divination also honors a local 10th-century prophetess.

A monument dedicated to the civil uprisings that took place during the Pots and Pans Revolution.

A martyred saint built a nunnery and school for girls here known as the "Parthenon."

This church is dedicated to the patron saint of seafarers.

This abandoned Greek island was the last active leper colony in Europe.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

A fascinating insight into daily life in the Eastern Bloc.

Also known as the Square Colosseum, this building is a prime example of fascist-era rationalist architecture.

This is the oldest Roman-made bridge in the city still existing in its original state.

A huge enchanting public park just outside the ancient walls of Rome.

The final resting place of the poets Shelley and Keats.

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

Rome’s legendary peephole vista is also a former Crusader stronghold.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

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

This now abandoned restaurant provides some of the most amazing views of Lisboa.

This strange pyramid is a unique feature of the Austrått Manor.

The only medieval bridge in Britain with its defensive tower still in tact.

This lonely cast-iron structure is the only wave-washed lighthouse of its kind left in all of Britain.