Outdoor Event* Join DSRCC for a spooktacular trick or treating event on Friday October 30th! Accompany your child dressed in their Halloween finest as they trick or treat on the Dulles South paths. Children will gather treats and a pumpkin from the pumpkin patch, there will be moon bounces and an optional spooky trail with special prizes. Come dressed in your favorite Halloween costume and join the fun! Must register in advance. There will be no same day registration. Registration ends at 5pm October 28th or until full.