DARIN MCGREGOR, DM0158 A worker set up scaffolding at the base of Buttermilk Mountain a day before the start of the Winter X-Games in Aspen, Colo. Wed. January 23, 2008. (DARIN MCGREGOR/ ROCKY MOUNTAIN NEWS) (01/23/2008), [435988329] . Denver Public Library Digital Collections, accessed 19/06/2025, https://digital.denverlibrary.org/nodes/view/993936