WATER WORKS: Carry a gallon of agua for one mile during the Unicef "Tap Project Water Walk" at the Field Museum. The event is to raise awareness of children around the world who lack access to clean water. Participants will receive free museum admission for the day. 9:30-11AM, free.
REEL IT IN: See award-winning movies from past installments of the Chicago International Film Festival during a monthly screening series at the Chicago Cultural Center's Claudia Cassidy Theater. Today's feature is "Halfaouine: Child of the Terraces," a 1995 film that won best film honors in the new directors category. 2PM, free.
BRITISH INVASION: The London Symphony Orchestra comes to town to play a special engagement at the Chicago Symphony Center today. You'll hear works by Prokofiev performed by Vladimir Feltsman on piano and conducted by Valery Gergiev. 3PM, $31-$103.