<http://schema.org/alternativeHeadline>
"Glowing waves in California are attracting surfers and kayakers. What is causing this eerie, otherworldly phenomenon?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/wilderness-resources/stories/what-is-causing-the-waves-in-california-to-glow?page=1>