Did you know that June 21, the first day of summer, is also International Go Skateboarding Day? Millions across the globe will thrash. So will I. The Ohio Department of Natural Resources will celebrate the state parks' 60 anniversary by offering a 60-percent discount on camping sites from April 19-23. Learn more here. Great Lakes Brewing said its new beer, Grassroots, will debut at Picture This 2009, the citywide Earth Day initiative, which is hosting a celebration in Goodale Park on Sunday, April 19. Volunteer and party details here. This weekend, plan on being outside. One idea: Wade through the creek at Battelle-Darby Creek Metro Park at 1 p.m. Saturday, April 11. Naturalists will lead you into the lovely waterway in search of small, brightly colored fish known as darters. (Dispatch file photo)