The lovely Lake Fairfax Park, home to the Water Mine and great mountain bike trails (and a pump track). Also camping spots available and ball fields...
Silly question - for those who are new to the event this year and probably missed the original, "yes, I'll buy one of those" --- when they DO arrive,...
Bubbles Salon has many locations, including one here in Reston. It was my first thought -- but I couldn't find any actual bubbles on their storefront...