Jackson Park was a terminal on the Jackson Park Branch of the Chicago "L". The fairgrounds terminal stood on the roof of the Transportation Building's annex, where a same-level transfer platform connected it to the exposition's Intramural Railway. The station opened on May 12, 1893, and closed on October 31, 1893, with the conclusion of the World's Columbian Exposition.
References
External links Jackson Park station page at Chicago-L.org