SATURDAY

Time for the Denver Nuggets season home opening to kick off with a community celebration, Can-I-Val Season Tip-Off Party on Wynkoop Plaza at Union Station. Mascot Rocky, the Average Joes and Skyline Drumline are all part of 3 p.m. food and games and prizes from Ball. Just follow the Nuggets’ colors in lights before the game. denverunionstation.com/nuggets-tip-off-can-ival-packaged-by-ball

FRIDAY

The newest exhibit at the Denver Museum of Nature & Science is an intimate look at one of the most beloved animals ever, The Secret World of Elephants, opening Friday. This is an opportunity for Coloradans to experience during its first stop on a national tour before it returns to New York’s American Museum of Natural History. Interactive stations offer the sounds of the mammals as you listen to their conversations. Follow the elephants through their history, where and how they live and why they’re endangered. Enjoy through Jan. 25, 2026, dmns.org

SATURDAY

The whole family can grab their own tote bags to visit Trick or Treat Street along Larimer Square from 2 to 5 p.m. Saturday. Collect candy and have fun at pumpkin decorating stations and a photo booth. Free for all. larimersquare.com

SATURDAY

Grills are hot and those yummy aromas will fill the air, drawing hungry folks to the Flame Fest, Rino Grilling Championships, 1:30-6 p.m. Saturday, Art Park, 1900 35th St. Top area pitmasters show how it’s done as they serve up samples to go with cold brews. Tickets: http://rinoartdistrict.org/do/flame-fest-colorado-grilling-championship

FRIDAY

Colorful emergency lights will be flashing on fire trucks and emergency vehicles but don’t pull over to the side of the road this time … just check out the trunks. Little trick-or-treaters will be arriving at the Colorado State Patrol Academy grounds in Golden, 15055 S. Golden Road, 6-8:30 p.m. Friday. It’s the first Blue Haunting – Trunk or Treat by Colorado State Patrol and Colorado Department of Public Safety. The first hour, 6-7 p.m., will be sensory friendly with no lights flashing until 7 p.m. csp.colorado.gov/press-release/the-colorado-department-of-public-safety-hosts-blue-haunting.

THURSDAY

Why, in 1938, was the entire country glued to frightening words over the radio? Hear a live re-creation of the famed War of the Worlds: The 1938 Radio Script, when it was an alert the Martians were landing on Earth. Presented as live news bulletins. From the novel by H.G. Wells and performed by 11 After Theatre Company. 7-9 p.m. Thursday at Longmont Museum, 400 Quail Road. longmontcolorado.gov/event/war-of-the-worlds-the-1938-radio-script

SUNDAY

There’s a pumpkin picking right downtown at the Central Platte Valley Metropolitan District’s 4th annual Urban Pumpkin Patch, 10 a.m.-noon Sunday. Free to all at 17th Street Gardens, 1701 Wewatta St. Paint pumpkins, take photos, have faces painted and go through the pumpkin patch. cpvmd.org/urban-pumpkin-patch.

FRIDAY-SATURDAY

Wear your favorite costume and have a Harvest Hoot all three days from 9 a.m. to 4 p.m. at Children’s Museum Denver Marsico Campus. Play Monster Carnival games, hear stories and learn new things in The Teaching Kitchen. General Admission. mychildsmuseum.org

WEEKEND AND HALLOWEEN

A Halloween tradition around the state as trick-or-treaters visit the animals at Boo at the Zoo events in three cities: Denver, Colorado Springs, Pueblo. denverzoo.com, cmzoo.org, pueblozoo.org.