Art Openings: The Harvey Milk Photo Center by Duboce Park hosts an opening reception for the 20th anniversary of "The Nocturnes" β€” a group of ten Bay Area photographers who pioneered new techniques in night photography. Twenty years after their first curated show, The Nocturnes continue to host "full moon gatherings" and education sessions for nocturnally minded photographers. The exhibit runs through December 3rd. (6 - 9 p.m, Harvey Milk Photo Center. 50 Scott Street at Duboce Park)

Music: Spunky Swedish ladycrooner, and "Nancy Sinatra on peyote", Lykke Li plays the Fox Theater in Oakland with openers First Aid Kit. Tickets are still available. (8 p.m. 1807 Telegraph Ave, Oakland.)

Date Night: The Union Square Ice Skating rink opens today. Admission is $10, or $6 for kids under eight. Skate rentals are $5 and ninety minute sessions start on every hour. (10 a.m. to 11:30 p.m. Union Square)

Book Readings/Sex Talk Club Exotica and Good Vibrations host a talk and panel with Christopher Ryan, author of "Sex At Dawn: The Prehistoric Origins of Modern Sexuality", followed by a dance party. (Doors: 7 p.m, Presentation: 8 p.m, Dance Party 10 p.m. - 2 a.m. Supper Club 657 Harrison St.)