Chamula is inhabited by the indigenous Tzotzil Maya people, whose Tzotzil language is one of the Mayan languages. The municipalities with largest Tzotzil population are Chamula (48,500), San Cristóbal de las Casas (30,700), and Zinacantan (24,300) in Chiapas.
Houses are built of wattle and daub or lumber, usually with thatched roofs. Traditional men's clothing consists of shirt, short pants, neckerchief, hat, and wool poncho. Traditional women's clothing is a blouse or long overdress (huipil), indigo dyed skirt (enredo), cotton sash, and shawl.
You can watch my photo of San Juan Chamula on the Google Earth according to the following coordinates 16° 47' 13.16" N 92° 41' 24.72" W or on my Google Earth Panoramio Church of San Juan 2 .
Locals belive that chicken can cure all kinds of desises. The illness is transferred on the animal. The chiceken now becomes an infected object that has to destroyed. So they cut it's head offand the ill person is cured.
Why is Coca-cola so important for the locals? Although they try to live in a traditional way and reject most modern goods?
It helps the purify their body and soul. Drinking Coca-cola makes them burp and in this way they get rid of bad spirits.
Before Coca-cola they had to drink lots of water to get the same efffect.
One can see the crossed of the local Mayan gods, which are not the same crosses used by Christians. The Mayan crosses represent the god of the land/earth and are typically erected as an offering to said god asking for a good harvest.