Imagine this. You’re leading your cemetery’s Memorial Day efforts.

Every year, you and a group of local volunteers walk your cemetery grounds, placing American flags in front of veterans’ graves. It’s an important tradition. It honors their service and sacrifices. It brings your community together, too.

You could say that Sunset Hills Cemetery in Bozeman, Montana, was founded—at least in part—because of the local community’s kindness to strangers.

Let’s rewind. It’s 1872. Mary Blackmore is supposed to be heading to the newly established Yellowstone National Park. But while riding in a stagecoach from Helena to Bozeman, her plans change.