This 13th-century monastery chiseled into the side of a mountain is equipped with a bridge that can be lifted to protect against raids.

Monasteries on rock pillars, once accessible only by frayed ropes.

This old-fashioned confectionary has been family owned and operated for more than a century.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

Combination beer garden and music venue in the heart of Wicker Park.

Former bath house turns gastropub.

One of the last functioning antique elevators in Chicago.

Location of the Real World's disastrous, and protested, eleventh season.

A long lost multi-cultural music venue used to reside in the bottom floor of Chicago's Flat Iron Building.

A Bibliophile's Dream.

Where Cusack's record store from the film "High Fidelity" was located.

A small Chicago museum filled with thousands of preserved butterflies, beetles, and more.

Built to house a chapter of the Knights Templar, this grandiose building is a relic of Freemasonry in Chicago a century ago.

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

The Hopi-style structure was built by the man who discovered Desert Hot Springs' famous mineral water.

The so-called "Bridge of Thighs" in Palm Springs allows nudists to discreetly cross the road.

A 250 million-year-old rock formation has earned a rather unique nickname.

An eerie natural formation that looks right back at you.

This outdoor observatory offers stellar views and a scale model of our solar system.

The decaying adobe remains of an old homestead are just off the beaten path in Joshua Tree National Park.

A regular looking rock with an unbelievable history.

An artist's vision for connectivity spans seven continents and 16 countries.

Instead of faces, these sculptures have barcodes—statements on societal dehumanization.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.