Summit County Sunrise / SunsetUnited StatesCOSummit CountySunset8:12 pmBreckenridgeSunset at 8:12 pmSunset8:13 pmSilverthorneSunset at 8:13 pmArapahoe Basin Ski AreaBlue RiverBreckenridgeBreckenridge Ski ResortBuffalo MountainCopper MountainCucumber Gulch Wildlife PreserveDillonFriscoGrays PeakHeeneyJacque PeakKeystoneKeystone ResortMontezumaMount GuyotPrairie MountainSilverthorneSummit CoveWildernest