Patapsco Valley State Park, Avalon Area. Scenic, wooded with a river running through it. Get there via Annapolis Rd, Hollins Ferry Rd., Hammonds Ferry Rd., W. Nursery Rd., Furnace Ave., Levering Ave. to River Rd. Want to climb? Grist Mill Trail can be a little crowded but accesses Hilltop, Thistle, Bonnie Branch, and the toughest, Ilchester. You can make loops of Hilltop/Thistle and Bonnie Branch/Ilchester. Lawyers to Montgomery, to Hanover to Ridge is another nice loop in that area.