The Underground, located in the heart of River North at 56 W Illinois and named “Chicago Hotspot” by US Weekly and “Best in the US” by Nightclub & Bar Magazine, has not only elevated Chicago nightlife to unprecedented heights by attracting a rotating guest list of Chicago notables, celebrities, and international DJs, but is also a perfect location for a wide range of events, including corporate buyouts, unique brand launch events, charitable high-energy fundraisers, festive holiday parties, and private receptions with colleagues, family, or friends for up to 50 guests, 100 guests, 200 guests, even 425 guests — making it one of the largest and most unique private party venues in the River North area!