The ruins of quirigua contain some outstanding 8th - century monuments and an impressive series of carved stelae and sculpted calendars that constitute an essential source for the study of mayan civilization 基里瓜遗址包括8世纪的一些建筑杰作,以及一系列让人叹为观止的雕刻石柱和石刻历法,这些为研究玛雅文明提供了必要的原始资料。