Stephen Oachs (ApertureAcademy.com): Watchtower over the Ancients
Stephen Oachs (ApertureAcademy.com): Giraffe's bask in morning light
Stephen Oachs (ApertureAcademy.com): Hands up for the bird man
Stephen Oachs (ApertureAcademy.com): The Watchtower Over Seven
Stephen Oachs (ApertureAcademy.com): Stairway to the Ancient