BUTTERFLIES: Bring your binoculars for an up-close look at the dazzling yellow sulphurs and pipevine swallowtails during the Butterfly Walk 9:30 a.m. Saturday at Boyce Thompson Arboretum, U.S. 60, near Superior.
BUTTERFLIES: Bring your binoculars for an up-close look at the dazzling yellow sulphurs and pipevine swallowtails during the Butterfly Walk 9:30 a.m. Saturday at Boyce Thompson Arboretum, U.S. 60, near Superior. Tour guide Adriane Grimaldi will lead butterfly lovers along the arboretum trails and through the demonstration garden. $7.50 adults, $3 children ages 5-12. (520) 689-2723. http://arboretum.ag.arizona.edu.
BLUEGRASS FESTIVAL: Pickers and jammers from some of the best bluegrass bands in the Southwest will perform during the eighth annual Tucson Bluegrass Festival 10 a.m. to 5:30 p.m. Saturday and Oct. 28 at Desert Diamond Casino, seven minutes south of Tucson on Interstate 19 and Pima Mine Road. Headliners include Blue Moon Rising, The James King Band, Valerie Smith and Liberty Pike, The Bluegrass Patriots, Copper River and Jam Pak Blues ’n’ Grass Neighborhood Band. $18 daily admission, $25 weekend pass, free for children 16 and younger. 520-296-1231 or www.desertbluegrass.org.
PEAK HIKE: Hiking to the top of Picacho Peak is no easy task. Make the trip with like-minded nature lovers during Hike the Peak 7 a.m. to 1 p.m. Saturday at Picacho Peak State Park, Interstate 10 at Exit 219. Hunter trail is rated difficult and not recommended for inexperienced hikers. Registered hikers who reach the top will receive a certificate and be entered in a raffle. Average hiking time is 3 1/2 to 4 hours. Free. (520) 466-3183. www.pr.state.az.us/Parks/parkhtml/picacho.html.
FAMOUS LANDMARK: Lake Havasu City honors its world-famous landmark during the 36th annual London Bridge Days Friday through Oct. 28. To fete the bridge, which was brought to Arizona brick by brick and reassembled in 1971, the city will host a parade, fall fun fair and costume contest, pancake breakfast and Duck Derby. For a complete list of events call (928) 453-3444 or check www.golakehavasu.com.
DAY OF THE DEAD: Dia de los Muertos pays homage to loved ones lost. Mark the ancient Meso-American holiday at the fourth annual Celebraciones de la Gente, 9 a.m. to 5 p.m. Saturday and Oct. 28 at the Museum of Northern Arizona, 3101 N. Fort Valley Road, Flagstaff. More than a dozen Flagstaff families bring ofrendas (altars) from their homes to share in a courtyard exhibit. Enjoy a special nighttime viewing of the courtyard as the ofrendas are illuminated by candles and luminarias after sunset. Festivities will include Aztec fire dancing, storytelling, mariachis and ballet folklorico. $7 adults, $6 seniors, $5 students, $4 American Indians and children ages 7-17. (928) 774-5213. www.musnaz.org.