1	Petén		_____	the place where something begins
2	Tenochtitlan		_____	device used by the Inca to keep their records
3	Machu Picchu		_____	Capital city of the Inca
4	sinkhole		_____	built on the Andes Mountains--one of hundreds of Inca cities--
5	alliance		_____	to work together to get something done
6	codices		_____	Middle of America: El Salvador, Guatemala, Honduras, Belize, Mexico
7	quipu		_____	region where the Maya built the city of Tikal in Guatemala
8	source		_____	ancient Maya and Aztec books
9	cooperate		_____	an agreement between people or countries
10	previous		_____	to occur earlier or in the past
11	Mesoamerica		_____	water well in the rainforest, place on the ground where the earth has caved in
12	Cuzco		_____	Ancient capital city of the Aztecs