Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

Stuck in the arcade of Casa Isolani are three arrows of mysterious origins.

This zoological museum began as the first great curiosity cabinet.

An extraordinary collection of 18th century anatomical waxworks.

This Renaissance palace features a unique architectural design and is now home to the Ferrara National Art Gallery.

According to tradition this is the oldest church in Venice, but its actual age is a mystery.

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The city of Parma's cathedral is home to one of the greatest illusionistic frescoes of the Renaissance.

This building features dozens of faces along its facade, although one is a bit chilling.

Once known for its horse-powered knife sharpening, this 200-year-old shop offers an array of blades and hard-to-find culinary tools.

Atop the former site of a historic bakery sit two stone tributes to Verona's contribution to traditional Italian baking.

Pilgrimage site for star-crossed lovers.

A whale rib was used to advertise the store by the arch that offered exotic goods from far away.

A gorgeous example of 13th-century Gothic architecture.

These elaborate gothic monuments honor Verona's medieval lords.

Not far from the more famous House of Juliet, visitors will find the supposed residence of her lover.

In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.

A plaque on the base of this statue holds a bewitching design.

A whimsical Renaissance fountain sculpture from Florence, world-renowned for defying convention.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Archeologists can't decide if these two hand-holding skeletons were brothers or lovers.