Overview of public holidays in Turkey, including national and religious holidays. Each of them may have an impact on opening hours of sightseeing spots. SOUTH Korea says it is continuing to carefully monitor activity north of the Demilitarised Zone after Pyonyang marked an October 10 national holiday in an unusually. underground nuclear weapon test in September. But, after a firestorm. September 18 Holiday National Cheeseburger Day, Top off America’s Favorite…