Did Giants built them? Castles, Dolmens, Standing Stones, Earthworks etc

Giants were said to have built castles and forts, dolmens, other large stone constructions and earthworks. If you like my channel: ▸ Instagram: ▸ Patreon: (currently not posting new content) ▸ PayPal: ▸ Shop: ▸ Facebook: ▸Twitter: