More than 200 costumed participants from several states re-enact the Battle of Picacho Pass and the New Mexico battles of Glorieta and Val Verde. Re-enactors remain in character and camp in the manner of the era, talking with visitors about their lives and answering questions. $10 vehicle entrance fee up to 4 adults; $3 each additional adult; $3 pedestrian and bicyclist; free child age 13 and younger. Attendees are asked to print and bring copies of the schedule. Call 466-3183, or visit azstateparks.com for the complete schedule and more information.