Demoiselle damselfly faerie
Alan Moore's Promethea
Random cosplay photos
Book version of Princess Eilonwy, Daughter of Angharad from The Chronicles of Prydain
Velma from Scooby Doo
The loveable skygazing elf from Elfquest.
Not a whole lot of costumes, but the ones I did take pictures of were fantastic.
Pictures from Otakon 2006