A Sioux Quartzite ridge and hiking trail at Pipestone National Monument, 2010. Photograph taken by Flickr user Brian Jeffery Beggerly.

Dayton’s Bluff in the early twentieth century. Hays’s body was found near the barge on the left. Used with the permission of Gary Brueggemann, in whose book, Minnesota’s First Murder Mystery (Beaver’s Pond Press, 2013), the map originally appeared.

Carver’s Cave (Wakan Tipi), 1875.

“Three Sisters” tree in Blue Mounds State Park, 2005.

Bluestem (prairie grass) with a quartzite outcrop in the background inside Blue Mounds State Park, 1998.

Shadows of visitors to Blue Mounds Quarry, 1995.

Bison jump site at Blue Mounds State Park, 1995.

Sunrise during the autumnal equinox in Blue Mounds State Park, 1990.

Blue grosbeak, April 27, 2011. Photograph by Wikimedia Commons user Dan Pancamo.

Sioux quartzite cliff in Blue Mounds State Park, 2007.