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.

The final resting place of the world's first nuclear reactor.

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

Moving, mind-blowing metal sculpture work of an outsider artist.

A science teacher's dream.