More than 6 million tulips are planted throughout the city of Holland, Michigan, as this city celebrates its Dutch heritage every year in early May. The week-long Tulip Time Festival features parades, performances, and of course flowers. Miles of city streets and parks become tulip lanes and gardens showing off the fields of flowers.
If you go:
In addition to Tulips, there are also celebrations of Dutch Heritage, including a Dutch dance where more than a 1000 people perform in traditional costume.
Links:

74 West 8th Street
Holland, Michigan 49423 USA
gwen@tuliptime.com
Phone Numbers:
Tulip Time Festival Office
+1 (616) 396-4221
+1 (616) 396-4221
Toll Free
+1 (800) 822-2770
+1 (800) 822-2770