California

Established: July 6, 1911

798 acres

Annual Visitors: 91,794 (2013)

Official Site: https://www.nps.gov/depo/index.htm

Wikipedia: https://en.wikipedia.org/wiki/Devils_Postpile_National_Monument

Facebook: https://www.facebook.com/devilspostpile

Twitter: https://twitter.com/devilspostnps

YouTube: https://www.youtube.com/user/DevilsPostpileNPS

Links