CIMG6562 A green-and-white costume at ApolloCon 2007 Posted onJanuary 16, 2022January 16, 2022 ApolloCon 2007: Saturday: masquerade, hall costumes, and miscellaneous pictures 1920 × 2237 CIMG6562 A green-and-white costume CIMG6562 A green-and-white costume at ApolloCon 2007. ApolloCon used to be a speculative fiction convention in Houston, Texas.