Even if you are not interested in history you could join this comprehensive 4 hour tour by buscoach both the changdeokgung palace and gyeongbokgung palace are very famous and popular in korean drama the palace is majestic with its design and story the n tower being the symbol mark for seoul compared to the night view from seoul tower day time view will be totally different you could take lots of photos at the park and look around downtown more clearly your local guide will be with you al