It Happened on the Oregon Trail includes twenty-nine unusual, remarkable, little known events that happened along the trail from Independence, Missouri to Oregon's Willamette Valley. From Rufus K. Porter's brilliant plan to fly people to Oregon in hot air balloons, to the plight of a young girl who climbed Independence Rock to carve her name and was left behind by her wagon party, this book reveals the hidden stories about the trail. | It Happened on the Oregon Trail by Tricia Martineau Wagner, Paperback | Indigo Chapters