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Mighty Mo Photo Exhibit

The Annual Mighty Mo Photo Exhibit is an area photographic competition designed to complement Yankton’s Annual Riverboat Days celebration and to encourage and recognize the talents of area photographers. Combining photography, instant access to the Missouri River and the popularity of Riverboat Days makes this annual event one of the most popularly participated and anticipated exhibits. The exhibit is open to photographers of all experience and age levels.

2018 Theme: Art in Architecture


  • Open to all photographers living in South Dakota, Iowa, or Nebraska.
  • Entries do NOT have to include the Missouri River in the composition of the photo.
  • All photographic media, techniques, and styles accepted.
  • Artists may enter up to four photographs in the competition.

Delivery of Work:

Entries are to be delivered to G.A.R. Hall Art Gallery June 25-June 29, 2018 from 1-5pm or by appointment.

Show Timeline:

June 25-29 – Entries accepted

July 5 – Exhibit installed 

July 6 – Exhibit Opens (there will be a First Friday event and reception that night)

July 6-August 2 – Entries judged

August 3 – First Friday Reception and Awards Ceremony 5:00-7:00 p.m.

August 21 – Exhibit closes

Click here for more information.

Entry form.

2017 Mighty Mo - Right Place at the Right Time

The 2017 Mighty Mo Theme was Right Place at the Right Time.

This exhibit featured 15 regional photographers of which 9 are brand new to the competition. Three awards were given on August 4, 2017.

Best of Show: Cedar Waxwing by Michael P. Greiner                             People's Choice: Fireworks at Meridian Bridge by Sharon Koller

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Honorable Mention: A World of Child's Play by Pat Hansen