Con: Signage is awful! Hard to find park, office and cabins! Once there, Looong drive to both campground and Cabins.

Pro: cabins are on a remote lake. Perfect for star gazing! Rustic but comfy (beds) cabins. Bring all your own stuff. No electricity, so no lights. Our cabin had a steep path. Others did not.

Pros - Clean Bathrooms, Camp store open 8am - 8pm, Sites 62 - 92 (except #74 and 88) are all pretty  good.  Security was great, patrol throughout the night.  Quiet hours are enforced and campers are polite.  Lots of activities, and nice hiking trails. Fabulous historical attractions, great visitor center. 

Cons - Campground is in the flight path of Dulles Airport, so planes are flying over head at all hours of the day and sometimes late at night/morning.  There is a shooting range nearby. Some noise during range hours. (Not late at night!)  Because there had been so little rain, there was not great fishing in the park.  (I went to Silver Lake, that was great!)

Traffic! Lots of local traffic on the main roads. (to be fair, it IS a suburb of DC ). Stores are all approx. 20 mins away. (Head towards Haymarket)

Great place. Lots of trails, clean bathrooms, many activities. Our loop was the best!