As of Wednesday, June 24, Mastodon State Historic Site is open for the public with recommended safety precautions and social distancing measures in place. The museum is open 9 a.m. to 12 p.m. and 1 p.m. to 4 p.m. on Wednesday through Saturday, and 12 p.m. to 4 p.m. on Sunday. The museum will only accept credit and debit for payment. Cash donations may be placed in the