This German museum is devoted to all aspects of grave culture from headstones to coffins.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.

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

A bloodstain from "the wound of the transverberation of the heart."

An eccentric park and pool.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

A military museum and library dedicated to the citizen soldier.

This historic hotel invented the chocolate brownie.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

These pretty kitties killed and ate as many as 135 railway workers.

Cemetery featuring rare glass-fronted columbarium.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A modern-day wunderkammer dedicated to Indianapolis history, Afrofuturism, and musical vibrations.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

Internationally known record store and purveyor of "dusties."

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

A speakeasy takes on Chicago's drinking culture.

An avant garde art museum at the University of Chicago.

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

A display of magnificent stained glass windows is the first exhibit of its kind.

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