One of the most important advancements developed by the Mayans was written language. The Mayans developed a complex system of writing, which consisted of both an alphabet, as well as symbols, which represented whole words or thoughts.
These writings were recorded in books made out of bark and plaster, as well as carved into monuments, bones and stone. Many of these writings have survived to the present, and help give us an accurate look at the Mayan's history and culture.
I speak truth, not so much as I would, but as much as I dare; and I dare a little the more, as I grow older.
President Washington was the wealthiest man in American at the time of his election as President.