Even if you are not interested in history you could join this comprehensive 4-hour tour by bus/coach. 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 all the time if you have any questions. Ask away and gain knowledge as much as possible.
During the course of the morning you will take look at some must-visit sites around Seoul. Sites such as the Changdeokgung Palace, built in 1405 during the early Joseon Dynasty as the main residence for members of the royal family. Changdeokgung was designated as UNESCO's World Cultural Heritage in Feburary 1997. This will be replaced by the National Folk Museum on Mondays.
Seoul's landmark, the N Seoul Tower, is equipped with observatories and a revolving restaurant for a full 360' view. There is also a personal media play-zone where you can check out the latest movie trailers and music videos, pavilion exhibition halls where various cultural events are held, and a roof terrace where you can enjoy a scenic view of Seoul.
The Namdaemun Market, just a few minutes from Seoul's ancient Namdaemun Gate, is an open-air market. It is close to the downtown area and deluxe hotels, and boasts the very best selection of merchandise in the nation. The market's history traces back to the Joseon Dynasty and has since become the main place to exchange daily products between urban and rural areas of Korea.