Across

1 King of Pontus who tried to conquer Rome.
4 Roman emperor who succeeded in conquering Britain.
6 Nymph transformed her into a bear.
7 A Roman dice game.
9 Roman board game "lucky sixes."
11 Roman emperor nicknamed "little boots."
12 Emperor of Rome who rebuilt the city after it burned.
13 A knucklebone.

Down

1 Nymph who nursed the infant Zeus with goat milk.
2 Roman emperor who left his Praetorian Prefect to rule Rome.
3 Roman general who defeats Hannibal at the battle of Zama.
5 Nymph pursued by the god Priapus.
8 Roman general and statesman who served Octavius.
10 Nymph who fell in love with the mortal Narcissus.