From Denver Post:
Denver Platte Valley Trolley Denver Platte Valley Trolley is an all volunteer organization in need of new volunteers. There is a formalized training program and no experience is required. The trolley is housed at the Downtown REI store lot and travels along the South Platte Greenway past Confluence Park, REI, Downtown Aquarium, Children's Museum and Invesco Field at Mile High. Info: denvertrolley.org.