Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

The remains of an ancient Roman city are hidden underneath Bologna's beautiful public library.

A large statue of Pope Gregory XIII in Bologna was disguised as Saint Petronius to avoid destruction.

A tribute to the incredible generosity the Choctaw Nation showed the Irish people during the Great Famine.

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

Visitors to this library are in for a real-world education in modernist architecture.

An enormous image of Utah's salt flats made entirely from tape.

This granite monument at the site of an ill-conceived tourist attraction is built from the same stone as the Mormon Temple.

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

Austin’s local mountain isn’t really a mountain at all.

Roadside Americana, fairy tale characters, and Austin quirkiness come together at this magical course in the heart of Texas' capital city.

This simple frog painting created by musician Daniel Johnston embodies the spirit of Austin.

Continuing the tradition of the dime museum in style.

A museum dedicated to the tragedy of Bloody Sunday.

These murals stand as reminders to the troubled history of this Northern Ireland city.

Its unique collection details the history of the state's svelte railroads.

The only remaining historic maritime signal station in the United States.

A serene temple with stunning stained glass hides in downtown Dallas.

A trio of colossal statues spread across a Dallas neighborhood chart the emergence of a giant robot born of a locomotive and spilled gin.

This theatre was made famous after Lee Harvey Oswald was captured inside watching a film.