Boron, CA: Twenty Mule Team Museum

FREE HOURS: Daily: 9:00 a.m. – 5:00 p.m. Closed on Thanksgiving, Christmas, & New Years Day NOTES: *They give a free sample of a borax rock as a souvenir. LOCATION: 26962 Twenty Mule Team Rd Boron, California PHONE: (760) 762-5810 WEBSITE: Twenty Mule Team Visitor Center Museum