Summit County Sunrise / SunsetUnited StatesCOSummit CountySunset8:02 pmBreckenridgeSunset at 8:02 pmSunset8:03 pmSilverthorneSunset at 8:03 pmArapahoe Basin Ski AreaBlue RiverBreckenridgeBreckenridge Ski ResortBuffalo MountainCopper MountainCucumber Gulch Wildlife PreserveDillonFriscoGrays PeakHeeneyJacque PeakKeystoneKeystone ResortMontezumaMount GuyotPrairie MountainSilverthorneSummit CoveWildernest