<p>Bikers ride through tulip fields in bloom in Washington State's Skagit Valley. Every April, the Skagit Valley Tulip Festival features street fairs, art shows, concerts, and more.</p><p>More Free to See: Festivals &amp;gt;&amp;gt;</p>

Skagit Valley Tulip Festival, Washington

Bikers ride through tulip fields in bloom in Washington State's Skagit Valley. Every April, the Skagit Valley Tulip Festival features street fairs, art shows, concerts, and more.

More Free to See: Festivals &gt;&gt;

Photograph by Gabe Palmer, Alamy

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Take a look at these U.S. events and activities that won't cost you a thing.

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