If you're tired from studying and in desperate need of a break, then you can go up to the fortress on the hill in the old section of the city.
海大沒有校門、圍牆、操場；傳統與現代交錯的海城，處處是他們的「地盤」。許多知名騷人墨客待過的地方、留下來的故事，對他們都只是尋常生活。書讀累了，可以上山到舊城古堡。