In summer, bring a sweater and lightweight clothes with you. Strong winds are frequently a factor on the eastern side of Glacier and in Waterton, so carry a windbreaker. When you arrive, stop at a park visitor center to become acquainted with the wonders of the region. The centers have exhibits, maps, and frequent interpretive programs. A full-time staff is available to answer questions and provide services, such as free backcountry camping permits and trail advice.
Visitor centers sell publications and provide rest rooms and water fountains.
GPI information desks at park lodges and motels provide information about dining, lodging, and tours. Near Lake McDonald on the west side of the park, it offers exhibits on Glacier's plants and animals. Open daily from late April through October and on winter weekends. Open from mid-June through September. Located near St. Mary Lake, this main visitor center of the east side of the park offers exhibits on geology and Glacier's life zones.