Пре­об­ра­зуй­те, если это не­об­хо­ди­мо, слово INCLUDE так, чтобы оно грам­ма­ти­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

However, there are still about 200 impressive buildings and structures, __________________ palaces, plazas, houses, temples and even an observatory for studying the sun and stars.