A science teacher's dream.

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

Orthodox church partially financed by Tsar Nicolas II.

Former meatpacking facility turned vertical farm and sustainable business complex.

These abandoned grain silos and tunnels are an urban exploration dream.

The famous author's birthplace is preserved in a town that he once described as narrow-minded.

A plaque marks a former safe house on the secret route, now hidden next to a McDonald's.

Chicago’s incendiary role in the labor movement.

This botanical garden outside Chicago boasts an array of more than 300 varieties of lilacs.

It was originally part of a "terrible lizards" collection at the 1964 New York World’s Fair.

A tribute to one granddaughter's old apartment which now represents the whims of each visitor.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

Nature took her revenge on the "Wickedest City in the World."