Trigarium on February 27 and March 14, also celebrated for Mars, may have been held at the Trigarium as well, and possibly events for the "ludi tarentini", which became the Saecular Games. The area may, however, have been only a practice field for these events. An underground altar to the divine couple Dis Pater and Proserpina was located in the Tarentum, near or adjacent to the Trigarium. Dis was the Roman equivalent of the Greek god Plouton (Latinized as Pluto), who abducted Proserpina (Greek Persephone or Kore "the Maiden") in his chariot to the underworld to become his bride and queen.
Tomb of Orcus (especially her eye) bears the influence of Hellenistic art. Unlike the Mona Lisa, however, she is noted for her grimace or sneer. The Tomb of Orcus II (sometimes distinguished as "the" Tomb of Orcus) was constructed around 325 BC. Its entrance is guarded by paintings of "Charun" (Charon), the keeper of the underworld, and a cyclops (possibly Polyphemus or Geryon). When the tomb was originally discovered, the cyclops was mistaken for the Roman god of the underworld, Orcus (hence the tomb's name). The back wall depicts a funeral procession overseen by "Aita" (Hades), the Etruscan god of the underworld, and