About McDonald Observatory
Guided Tour: Tour of McDonald Observatory (click the picture for more information).
The Guided Tour includes admission to the Visitors Center as well as a guided tour of the summits of both Mt Locke and Mt. Fowlkes. Duration is approximately 90 minutes. Participants visit the 107" Harlan J. Smith telescope and the Hobby-Eberly Telescope (HET). Some walking with moderate to steep inclines will be encountered during the tours. Exposure to altitudes over 6300 feet (2000 meters).