A crumbling 90-year-old church that retains timeless beauty despite its state of disrepair. The ruins of a remote mansion built by a 19th century Colorado governor. A market that predates the birth of Denver and is the oldest continuously operated business in the state. These are just some of the sites that were added to the list of Colorado’s Most Endangered Places last week by Colorado Preservation, Inc., an organization that has worked with communities around the state since 1997 to save historic structures and archaeological sites. So here’s an idea for a road trip: Tour the newly added five sites.