Martin Gabriel / Hiking trail along ancient aqueduct in Los Tilos National Park. World Biosphere Reserve, La Palma Island, Canary Islands, February.

Paul D Stewart / Tableau to accompany Professor Agassiz opening sketch on 'The provinces of the animal world and their relationship to the types of man'. From Dr. Josiah C. Nott and George Gliddon's 'Types of Mankind'...