An enormous park-like oasis, full of famous Chicagoans’ graves.

An outdoor urban gallery of large-scale artworks by the world's most influential street artists.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

The site of the first couple's first kiss is commemorated by the most adorable presidential monument ever.

A hollow cement depiction of time's inexorable effect on the human body.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

An actual 1957 Cadillac De Ville, encased in 15 cubic yards of concrete.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

This monument to a veteran of the Mexican-American War is one of only two in Manhattan that serve as an actual mausoleum.

A Bibliophile's Dream.

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

This sculpture forces visitors to confront their relationship with space.

A wall of chewing gum moonlights as collective art.

Shop of curiosities with a dinosaur museum tucked in its basement.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

The murals have transformed a residential alley into a vibrant drive-through gallery.