John E. Williams Preserve, e. of Turtle Lake, .5 mi. w. of jct. 9th St. N.W. and 11th Ave. N.W., then 2 mi. s. on gravel road, contains several alkali lakes and is home to one of the largest concentrations of piping plovers in the country. Other species of shorebirds and waterfowl include cormorants, cranes, ducks, geese, gulls, pelicans, terns and willets. They can be viewed from a blind positioned along the nature trail overlooking one of the lakes.