Home » Videos Opening Day 170th Annual Cattaraugus County Fair Video slideshow from the 1st half of the 1st official day of the 2012 Cattaraugus County Fair. Haha! Cattaraugus County Fair Opening Day 2012 - Monday, July 30. Video slideshow of images from the first day of the fair. Video by paperboy2222 Tagged in Summer Adventure County Fair Little Valley Login to post comments Email this page Photos tagged as #EnchantedMountains or #EMFun. @emountains