SHERIDAN — The Wyoming Wilderness Association staff and board will open the nonprofit’s office for a holiday open house Dec. 20 from 4:30-6 p.m.

Everyone is welcome to stop in for some seasonal cheer including cookies, refreshments and information. A YETI cooler will also be raffled.

For additional information, call (307) 672-2751.

The WWA is located at 44 S. Main St.