ocr: 150th Anniversary ofthe Pioneer Trek It's been called the greatest human migration in American history. It'sa story of pioneers forging a 1,300-mile trail from Nauvoo, Illinois, to the Rocky Mountains in a quest for religious freedom. It'sa story of phenomenal growth. The Church ofJesus Christ of Latter-day Saints, which the pioneers struggled to preserve, is now one ofthe largest religious bodies in the United States and one of the most rapidly growing faiths in the world, Experience this historic trek. Walk with the pioneers. Listen to their stories. Understand the profound impact their fait ...