The Nemean Lion
The Cretan Bull
The Lernean Hydra
The Horses of Diomedes
The Hind of Ceryneia
The Belt of Hippolyte
The Erymanthian Boar
The Cattle of Geryon
The Augean Stables
The Apples of the Hesperides
The Stymphalian Birds
The Taking of Cerebus
The great hero of Greek legend, Hercules, was set ten labours by King Eurystheus. Later on he refused to count two of them, so they became 12 labours. Why did he have to carry out these tasks?