Toddlers 2 and under Free, Discounts and annual passes available; Summer at the Rock! June 10-July 30; 10:30 am -8:00 pm. Summer at the Rock includes adventure and excitement for every member of the family. From fun filled attractions to special summer entertainment and the nightly Lasershow Spectacular in Mountainvision, it's the perfect destination for you and your family to unplug and reconnect this summer. Experience Stone Mountain Park daily during Summer at the Rock. Board the Scenic Railroad and take a trip around the base of the Mountain. Challenge yourself on SkyHike, the nation's largest family adventure course, or cool off and play in spray on Geyser Towers...the adventures are endless! Please visit our website for tickets options and pricing.