People escaping slavery passed through the oldest house in Lombard, Illinois on their northbound journey to freedom.

Cold War missile launch site which has been converted to a public park.

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

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

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.

A replica viking ship from the Chicago World's Fair is still in dry dock in an Illinois park.

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

This cemetery is all that remains of a school for "wayward" girls.

World's second largest particle accelerator, where nature reveals its secrets.