What are some of mayan accomplishments?

The Maya civilization (/ˈmaɪə/) was a Mesoamerican civilization developed by the Maya peoples, and noted for its logosyllabic script-the most sophisticated and highly developed writing system in pre-Columbian Americas-as well as for its art, architecture, mathematics, calendar, and astronomical system.

Explanation:

#1 They had a highly advanced numeral system with place values.

#2 Maya mathematics was far ahead of Europe for many centuries.

#3 The had a sophisticated and complex calendar.

#4 The Maya were great astronomers.

#5 They were highly skilled architects who created structures with great precision.