De Incredibilibus (excerpta Vaticana)

It is a poetic fabrication that the object guarded in Colchis was a truly golden fleece; it was a book written on leather containing instructions on how to produce gold through alchemy. And so, in all likelihood, the men of that time called it ‘golden’ because of the alchemical power it possessed.

Apollo and Poseidon are said to have built the walls of Troy. But this is not so: rather, Laomedon built the city in an impious way. There was an exceptionally revered temple of Apollo and Poseidon on the acropolis; he plundered it and spent the money on building the walls.

The dog Cerberus belonged to Aidoneus, king of the Thesprotians. Thieves seized him at night and hid him underground in a dark cave. But Heracles retrieved him and gave him to Eurystheus.