 Trekkers and researchers must get advance permission from the Tamil Nadu Forest Department and the Kerala Forests and Wildlife Department to travel along the route of the old road.A pamphlet, "Sholas For Survival", available from the District Forest Office, Kodaikanal describes 17 local treks ranging from leisurely walks to challenging day-long treks.This booklet provides a trekking map of the Palani Hills and details the degree of difficulty for each trek.