1. Come out Saturday at 8 a.m. for the "Y Not Run" 5K Road Race benefitting YWCA and Rotary Club of Marietta, starting at First United Methodist Church of Marietta.

2. Learn the key elements of landscape painting with oils, with an emphasis on the 'plein air' approach at the Marietta-Cobb Museum of Art on Saturday at 9 a.m. Plein Air Painting with John B. Guernsey is structured to create an enjoyable and fast moving environment, with effective studio instruction as well as plein air painting at local outdoor locations. There will be numerous demonstrations, and an emphasis on one-on-one instruction.

3. It's the Marietta Square Farmers' Market 9 a.m. to noon Saturday and noon to 3 p.m. Sunday. Over 60 vendors will be out on Saturday and 30 plus vendors on Sunday.

4. Good Mews is holding its 10th annual spring flea market. It is the nonprofit organization's biggest fundraiser of the year. The sale runs from 9 a.m. to 5 p.m. Friday and Saturday and noon to 5 p.m. Sunday at East Lake Shopping Center, 2145 Roswell Rd, Marietta. Donated items for the sale will be accepted through May 5, so you'll find new merchandise each weekend.