The country known for the ancient ruins of the Maya civilization is Mexico. The archaeological sites of places like Chichen Itza, Tikal, and Palace of Palenque showcase the architectural prowess and cultural richness of the Maya. This civilization thrived from around 2000 BCE until the Spanish conquest in the 16th century. The ruins reveal intricate carvings, advanced astronomical knowledge, and social hierarchies, reflecting a complex society deeply connected to religion and nature.