No complete work of native-born literature survives, and successive invasions have obscured the physical traces of the island's main cities.

WSJ: Sicily's Proud Past | Sicily: Art and Invention Between Greece and Rome | J. Paul Getty Museum By David Littlejohn

Evidence for past supernovae is thin on the ground, although in 1999 German researchers found traces of iron-60 in south Pacific sediments ( Physical Review Letters, vol 83, p 18).

FORBES: Ancient Supernova Explosions Left Their Scars on Earth