International collaborative grants of up to $30,000 are available from the Wenner-Gren Foundation to assist anthropological research projects undertaken jointly by two or more investigators from different countries.
Details here
Address: Wenner-Gren Foundation for Anthropological Research
470 Park Ave. South, 8th Floor
New York
NY 10016-6819
USA
Telephone: +1 212 683 5000
Fax: +1 212 683 9151
Email: inquiries@wennergren.org