Armour Square - Credit: Wikimedia Commons
Armour Square Park, also known as Armour Square or Park No. 3, is a park in Chicago, Illinois featuring Beaux Arts architecture, designed by D.H. Burnham and the Olmsted Brothers. The park was opened in March 1905, at a cost of $220,000. It was named after Philip Danforth Armour, philanthropist and captain of industry. Read more on Wikipedia
Source: en.wikipedia.org