Amtrak No. 5, the California Zephyr, rumbles through Crescent, Colorado on the morning of March 10, 2013. Amtrak heritage locomotive No. 145 painted in “phase III” paint scheme leads the train through a fresh snowfall. The Gross Reservoir Dam is in the background and Denver Water is looking to increase the dam height from 340 feet to approximately 465 feet, nearly tripling the reservoir’s capacity.