The Siege of Masada | Jodie Lane
A time-travel adventure novel that mixes historical & science fiction: Gwyn accidentally goes back in time to the famous Siege of Masada, where the Jewish defenders of the fortress are making their last stand against the Roman invaders. She must try return to her time before the siege reaches its bloody end, but is entangled in the plot of the owner of the time machine who is from the future.