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Mothers' Day Treasure Hunts

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Presented by William O'Brien State Park at William O'Brien State Park, Marine on St. Croix MN

May 11 - 12 2019
Mothers' Day Treasure Hunts

Embark on a hunt for nature’s most precious treasure…spring flowers!

Using one of our GPS units you’ll discover the secret locations of real wildflowers blooming in the park. This is the perfect treat for deserving mothers everywhere, so sign up soon to reserve your spot. A naturalist will teach you everything you need to know.


Register for this special program by contacting Sean at or 651-433-0500 x227. Meet at the Lake Alice Swim Beach at 10:00 a.m. Free program, but all vehicles entering the park must display a $7 daily or $35 annual MN State Parks Permit, available at the entrance station.


William O'Brien State Park

16821 O'Brien Trail North, Marine on St. Croix, MN 55047

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