The Blood of Olympus Novel by Rick Riordan

*The Blood of Olympus* by Rick Riordan is the fifth and final book in the *Heroes of Olympus* series. It follows the seven demigods of the prophecy as they race to stop the earth goddess Gaia from waking and destroying the world. The heroes face dangerous battles and personal challenges while uniting Greek and Roman forces to prevent the rise of chaos and secure peace.