Here are five things to do this week in Cascase. For a full list of ideas, go to the Patch calendar of events.
1. Marta's future in South Fulton. The South Fulton Business Coalition talks about Marta at 8 a.m. Monday at El Rey Mexican Restaurant, 2865 Main St. in East Point. $10.
2. Olympic gold medalist. Gymnast Gabrielle "Gabby" Douglas will sign her book Grace, Gold & Glory at 6 p.m. Friday at the Shrine of the Black Madonna Bookstore.
3. Retirement planning. This seminar starts at 10 a.m. Saturday at the Southwest Branch Library at 3665 Cascade Road SW, Atlanta. Free.
4. Honoring a groundbreaking physician. The Auburn Avenue Research Library presents A Life of Service: Honoring Dr. Georgia Dwelle. She was the first Spelman College alumna to attend medical school and in 1920 established the first general hospital for African Americans in Atlanta. 4 p.m. Sunday. Free.
5. Wren's Nest storytelling. Stories for kids. 1 p.m. Saturday at the Wren's Nest House Museum at 1050 Ralph David Abernathy Blvd. SW, Atlanta. $5.