View of damage from the Arkansas River flood at the Union Depot rail yard in Pueblo in 1921. Denver and Rio Grande Western passenger cars are near the passenger platform. Damaged cars are turned over and logs and lumber are scattered across the rail yard. (Courtesy of Denver Public Library Special Collections, Z-5027)During the evening of June 3, 1921, and into the next morning, the business district in Pueblo was engulfed in raging flood waters…