BISMARCK – “A Wild Herd, A Vanishing American Treasure,” presented by Deborah Kalas will be held Sunday at 2 p.m. at the North Dakota Heritage Center & State Museum in Bismarck.

Kalas’ presentation will center on her photography of the wild horses in Theodore Roosevelt National Park and her understanding of the relationships within the herds. The program is based on Kalas’ book of the same name. She will be available for book signings following the presentation.

Kalas’ work in documentary photography has been featured in a number of publications and exhibited in various museums and galleries.

The program is part of the State Historical Society of North Dakota’s free Sensational Sundays series.