Daylight Hours Explorer

I've seen plenty of threads where people seemed to have no clue as to how the light changed during the year. This website however makes your yearly daylight changes something you can easily picture in your head. Those of you that already know this, its still awesome cause you can check dates for precise hours of daylight

http://astro.unl.edu/classaction/animations/coordsmotion/daylighthoursexplorer.html