yangijae of gyeongungung(palace). it was a school of mathematics for the nobles

academy ancient architecture asia attraction autumn beautiful blue building confucian countryside culture famous gyeongsang hakgujae hanok heritage history home house korea korean traditional landmark landscape old exterior houses oriental outdoor outside roof rural seonbichon sky sosuseowon study style temple tile tourism tradition travel unesco village wood wooden world yeongju yangijae gyeongungungpalace school mathematics nobles