Social Cycling Austin presents Bikin' Betties, a weekly, beginner-friendly, all-ladies bike ride that ends with drink specials and fun activities (karaoke, mini-golf, outdoor movies, etc.) Along the way, bond with other two-wheelin' ladies. Join the Facebook group for ride details. Mondays, 8pm.
Artists, hackers, designers, engineers, and other fabulous nerds gather to talk shop and swap stories of their cool creations. All are invited to be nerds for a night. 7:30-9:30pm. Free.
ND Austin, 501 N. I-35, 512/485-3001
Join the city's Parks and Recreation Department and give input on the plot of land in the Rainey Street district that will help address the Mexican American Cultural Center's needs. 6:30pm.
Santa's tired of waiting for global warming to catch up at the North Pole. He's spending most of his pre-Christmastime among the 1.5 million lights of Santa's Ranch. Why not join him? Through Dec. 30, 6-10pm. $24 per car.
9561 N. I-35, New Braunfels (two miles south of Tanger Outlet Mall)
Bring your mat and a desire to get your Vinyasa flowed right. Every weekday, 8am. Free.
Share the warmth and donate new or gently used blankets, towels, and pillows to five area nonprofits – including Austin Children's Shelter and SafePlace – via city newcomers Sleep Experts. Through Thanksgiving.
Sleep Experts locations or the Girl Scouts of Central Texas
allows you or your organization to adopt one of the stops along Cap Metro's bus lines. In exchange for helping keep your stop tidy, Cap Metro will let you spruce it up (Keep Austin Beautiful will even provide landscaping tools) to reflect the personality of your neighborhood.