BROWNSVILLE – Put on your Indiana Jones hat and get ready for adventures in archeology at Palo Alto Battlefield National Historic Park on October 19 from 10 a.m. to 1 p.m. At the 13th Annual Rio Grande Delta Archeology Fair, you can take part in activities, demonstrations and displays that let you discover the Rio Grande’s connections to prehistory (the native peoples who lived here) as well as battlefield archeology and historic archeology. The free event invites you to dig for buried treasure and figure out what is it and who left it behind. Talk to living historians or reenactors, people who ...