Summit County Sunrise / SunsetUnited StatesCOSummit CountySunset8:32 pmBreckenridgeSunset at 8:32 pmSunset8:33 pmSilverthorneSunset at 8:33 pmArapahoe Basin Ski AreaBlue RiverBreckenridgeBreckenridge Ski ResortBuffalo MountainCopper MountainCucumber Gulch Wildlife PreserveDillonFriscoGrays PeakHeeneyJacque PeakKeystoneKeystone ResortMontezumaMount GuyotPrairie MountainSilverthorneSummit CoveWildernest