SAN ANTONIO Cibolo Nature CenterWhat you need to know: no dogs or bikes allowed 62 acres with trails along the Cibolo Creek in BoerneO.P. Schnabel Park Bikes and dogs welcome Trails for all levelsFriedrich Wilderness Park no dogs or bikes allowed known for bird watching expect amazing views from the top of some of the trailsCrownridge Canyon Park 2 mile trails great views dogs welcomeDenman Estate Park less than a mile trail picnic tables and duck watchingClick here for more parks in and around San Antonio.