Citizens for Conservation is hosting its second season of Interactive Self-Guided Prairie Walks at Flint Creek Savanna, located at CFC’s Headquarters, 459 W. Hwy 22 in Lake Barrington. The preserve is open free to the public the first Sunday afternoon of each month, July through September, 1:00-4:00 p.m. The walk on July 5 will feature wildflowers on the prairie. This …