Whether you'll be sticking around or on the road the week of April 16-24, take note. It's National Park Week, and more than 100 of them will be waiving admission to celebrate. 

Within easy distance of the D.C. area, your options include Shenandoah National Park (1 hr 25 min), Harpers Ferry National Historical Park (1 hr 20 min) and Assateague Island National Seashore (2 hr 53 min). For additional information and a list of events and participating parks, visit www.nps.gov/npweek.