Baja Highway : The Vizcaino Desert: Photos and travelogue of the area, history, nature, facts and anecdotes, links to areas north and south, with interactive map.
Kuyima: Offers grey whale viewing, cave painting tours, and kids summer camps. [English/Spanish]
Whale Watching in San Ignacio Lagoon: About.com article on whale watching in San Ignacio Lagoon.