Albuquerque, NM (KKOB) — The Valles Caldera National Preserve is gearing up for summer by offering a range of outdoor activities for visitors. Sunday,from 10:00 a.m. to 2:00 p.m., will be Art in the Park Day. Throughout the Valle Grande, plein air painters will be working on landscape paintings. At 10:00 a.m., there will be…