Museum Day is an annual celebration of boundless curiosity hosted by Smithsonian magazine. Participating museums, including MOR, and cultural institutions across the country provide free entry to anyone presenting a Museum Day ticket. *A Museum Day ticket provides free admission for two people per household. Visitors must present the paper/printed ticket or digital version from a mobile device to receive free admission. Tickets at https://www.smithsonianmag.com/museumday/museum-day-2018/museum-of-the-rockies/tickets/