Dave Cavanaugh

Located about 40 minutes from D.C. just off I-66 in Manassas, VA. Henry Hill is the starting point and headquarters that can lead you to multiple trails ranging from 1-5 miles depending on the route you choose here. Ample parking at HQ as well as clean restrooms. Tours are available here. Rolling hills provide beautiful overviews of the countryside. It is an easy hike to get the whole family in...

Located about an hour north of San Antonio. The San Marcos River at Rio Vista Park in San Marcos, a short drive off from I-35. There are pretty trees for setting up your hammock or to have have a picnic in the shade. Rio Vista offers a small waterfall that you can slide down, flotation recommended for weak swimmers and younger children. Tubes/shuttle are available for rent, otherwise no entry f...