The letter "A" is Athena

Rahu

Rudra

Nereid on the Hippocampus

Isis

The Abduction of Europe

Valkyrie and the Fallen Hero

Hercules and the Erymanthian Boar

Dryads and the Woodcutter

Apollo and the Serpent

Hercules and the Nemean Lion

Hercules and the Lernaean Hydra

Hercules' Hunt for the Kerinean Fallow Deer

Apollo and Daphne

Satyr

The Second Rider

Hippolyta

Achilles

Amazon and the Minotaur