Mardi Gras Festival - Planting Fields Arboretum State Historic Park Date: 02/10/13 Hours: 11am-4pm Ages: All Address: 1395 Planting Fields Road - 516-922-8600 Oyster Bay, NY 11771 nysparks.com Description: This family-oriented festival will include children’s performances, carnival games for colorful Mardi Gras prizes,funny photos, and environmental displays where everyone learns about the environment and can make their own Mardi Gras animal mask. Bring your camera. The festival is free, however, a $5 donation is being requested.