Afterlife sins equalled their goodness, were indecisive in their lives, or were not judged. The Fields of Punishment were for people that had sinned often, but not so much as to be deserving of Tartarus. In Tartarus, the soul would be punished by being burned in lava, or stretched on racks. Some heroes of Greek legend are allowed to visit the underworld. The Romans had a similar belief system about the afterlife, with Hades becoming known as Pluto. In the ancient Greek myth about the Labours of Heracles, the hero Heracles had to travel to the underworld to capture Cerberus, the
Greek mythology in popular culture to name its equipment such as the Nike missile project and the Navy having over a dozen ships named from Greek mythology. Greek mythology has been the source for names for a number of ships in the British navy as well as the Australian Royal Navy which has also named a training facility in Victoria called HMAS Cerebus. The Canadair CP-107 Argus of the Royal Canadian Air Force is named in honor of both the hundred eyed Argus Panoptes the "all seeing" and Odysseus' dog Argus who was the only one who identified Odysseus upon his return home. Many celestial