Though Ononsa, which was a guesthouse in Gwacheon, was constructed in the 27th year of King Injo's reign in the Joseon dynasty (1649), the name, "Ononsa," was given to this area during the reign of King Jeongjo. On February 11, 1790 during his royal procession to the tomb of his father, Crown Prince Sado, stayed at an inn in Gwacheon and, as he felt that it "has nice views and provides a comfortable stay," he bestowed upon the place plaques that he wrote himself - "Ononsa" to Seoheon and "Burimh...