Events There are currently no events scheduled. Please check back later. Grant Collier will be signing "Colorado's National Parks & Monuments" and/or "Colorado: Yesterday & Today" in 2011 at the following times and locations in Colorado. Several of his other books and calendars should also be available at the bookstores, but not at Costco or Sam's. Sunday, December 4, 1:00 - 3:00 pm - Costco, Colorado Springs (5050 N Nevada Ave) 719-264-5010 Sunday, December 4, 3:30 - 5:30 pm - Sam's Club, Colorado Springs (715 S. Academy Blvd) 719-380-0750 Saturday, December 10, 1:00 - 3:00 pm - Costco, Thornton (16375 N Washington St) 303-474-3245 Saturday, December 10, 3:30 - 5:30 pm - Costco, Superior (600 Marshall Road) 720-587-1000 Saturday, December 11, 1:00 - 3:00 pm - Costco, Westminster (6400 West 92nd Ave) 303-650-1476 Saturday, December 17, 1:00 - 3:00 pm - Sam's Club, Littleton (4827 S. Wadsworth) 303-971-0494 Saturday, December 17, 3:30 - 5:30 pm - Costco, Littleton (7900 West Quincy Ave) 303-933-4931 Sunday, December 18, 1:00 - 3:00 pm - Costco, Sheridan (4000 River Point Parkway) 303-200-1830