1MaxisDangerousYams2Well-crafted creatures with an un-earthly, non-human but believable appearance. Mostly original500012816191eleazzaar2009-04-25 03:12:50.338780.05760[original, realistic, eleazar, gamingsteve, xenobiology, plausible, alien, creature, exobiology]961Air Vehicles based on real aircraft from around the world.500062451693quantamania2008-09-13 23:59:30.41333.0154[biplanes, commercial, drones, aircraft, accuracy, experimental, jets, real, quantamania, research, fighters, realistic, sleek, wings, international, bombers, monoplanes]157