Salz der Erde (Salt of the Earth) published by mareVerlag in Germany, Austria and Switzerland in December 2015. Myself and Spanish architect Mikel Landa collaborated to document some of the worlds most unique, traditional and simply fascinating salt producing places. The book features 30 locations on every continent of the globe such as Peru, Thailand, Senegal, China, India, Azerbaijan and Pakistan. ISBN 978-3-86648-224-1

Il Lato Invisible del Paradiso - Pellegrinaggi ai Confini del Tibet (The Invisible Side of Paradise - A Pilgrimage in to Tibet's Borderlands) by publisher Egon in Italy. A collaboration with anthropologist Giovanni Da Col about a remote Tibetan region of Northwest Yunnan Province in China. Published 2009. ISBN 978-88-96215-07-4