A historical fiction novel of adventure, tragedy, and romance in the early days of Yellowstone... Pennsylvania, 1971: Graham Davidson is a young man with survivor's guilt after the death of three siblings. Estranged from his father and seeking a direction in his life, Graham learns about vision quests from a Crow Indian. He secures seasonal employment in Yellowstone National Park and embarks on a spiritual journey. Wyoming Territory, 1871: Under a full moon at a sacred thermal area, Graham finds himself in Yellowstone a century earlier - one year before it was established as a national park. He joins the Hayden Expedition which was commissioned to explore the region. Although a military escort provides protection for the explorers, the cavalry's notorious lieutenant threatens Graham. His perilous journey through the future park is marred by a horrific tragedy in a geyser basin, a grizzly bear attack, and an encounter with hostile Blackfeet Indians. Graham falls in love with Makawee, a beautiful Crow woman who serves as a guide. As the expedition nears its conclusion, Graham is faced with an agonizing decision. Does he stay in the previous century with the woman he loves or travel back to the future?