Perhaps the earliest depiction of log canoes, with what might be human occupants wearing animal heads...
Perhaps the earliest depiction of cylindrical objects resembling spacecraft, with what might be their extraterrestrial occupants,
(We do have evidence that log canoes, humans and animal heads existed at that time.)
STARGAZING: All I see are the lights of a billion places I'll never go. --Howard Tayler, Schlock Mercenary
"It is not the strongest of the species that survive, nor the most intelligent, but the one most responsive to change." Charles Darwin
"It is the duty of the writers to seduce me into suspending my disbelief!" Paul Beardsley