Epona the Goddess
is the Celtic horse goddess, whose power extended beyond death,
escorting souls on their final journey. She was worshipped throughout
Gaul and the Danube and Rome.
Epona, as a cult/religion,
was embraced by the Roman army and they spread her worship over
the whole Roman Empire. She was the only Celtic Goddess to have
her own temple built in the ancient Roman capital city.
Among the Gaulish Celts themselves,
she was worshipped as goddess of horses, asses, mules, oxen, and,
to an extent, springs and rivers.
Epona is normally portrayed
sitting side saddle or lying on a horse, or standing with multiple
horses around her. Her symbol is the Cornucopia ("horn of plenty")
which suggests that she could (originally) have been a fertility