Conversation so far:
What kind of music were the Indigenous people involved in?
Native American music in North America is almost entirely monophonic, but there are notable exceptions.
Traditional Native American music often centers around drumming.
What was their art work like?
Contributions include pottery, paintings, jewellery, weavings, sculptures, basketry, carvings, and beadwork.
Were the indigenous people well known for their music and art?
CANNOTANSWER.
What are some other important things to know about their music and art?
No remnants of pre-Columbian stringed instruments were found until archaeologists discovered a jar in Guatemala, attributed to the Maya of the Late Classic Era (600-900 CE), which.

Question: What happened after that?
Self-contained rewrite: What happened after archaeologists discovered a jar in Guatemala, attributed to the Maya of the Late Classic Era??