« All Events Mickelson Trail Summer Trek, Black Hills June 20 - June 22 « Juneteenth National Independence Day – National Park fee-free day Mt. Rushmore Rodeo at Palmer Gulch, Palmer Gulch Resort, Hill City, 6pm » Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Start: June 20 End: June 22 Website: https://gfp.sd.gov/events/detail/3513/