Talks take place at 2 p.m.; $7.50, $4.50 child age 7 through 13, free younger child, includes admission to the park. Saturday, Feb. 16, Jack Lasseter presents "Outlaws on the Arizona Frontier." Sunday, Feb. 17, Steve Ellis presents "Trade Beads of the North American Fur Trade," a hands-on presentation on the historical significance of beads. Visit tubacpresidiopark.com for more information.