As the Crow Flies: The Longest Navigable Line
Two researchers mathematically prove the longest navigable straight path on earth.
mapping
Google And Baykeeper Team Up To Map California Sealevels
With the help of Google, Torqueedo electric power, solar panels, and a specially designed multihull boat, the Baykeeper project is hard at work photographing some 500 miles of coastline around the San Francisco Bay area.