In 2019, free public tours of the Nachusa Grasslands Visitor Center and Bison Unit will be offered by TNC volunteers from 1:30 to 3:30 p.m. on various Saturdays from May to October. "Look for Bison Tours" will also take place at Autumn on the Prairie on September 21.
The 2019 Public Tour dates are:
May 18 (3rd Saturday)
June 22 (4th Saturday)
July 20 (3rd Saturday)
August 24 (4th Saturday)
September 7 (1st Saturday)
October 12 (2nd Saturday)
All tours are offered and overseen by The Nature Conservancy. Tours will be limited to 10 people per tour group leader. Up to two tours will be offered each day, depending on leader availability. Space will be reserved for people who have registered in advance. Reservations will be available on a monthly basis, and you can only sign up during the month that the tour is offered. The online signup will be posted at 7 am on the first day of each month (note the change of starting time from previous years).