Fairland Regional Park
13950 Old Gunpowder Road
301-699-CALL
Sports complex, tennis bubble and skating rink. If that's not enough, they have a "stormwater management demonstration project area". Bring the kids!
Montpelier Mansion
National Wildlife Visitor Center, Patuxent Wildlife Research Center
Laurel Museum
817 Main St.
301-725-7975
free
W, F 10AM-2PM, Su 1-4PM