“The Planet Has Life” exhibit opening: noon Saturday, Ana’s Art Gallery, 1101 Spruce St., Suite 101, Boulder. The Earth is the center and the main protagonist in this Earth Day art show, featuring new works made from recycled material. The three featured artists share a common theme, showing that the Earth is alive. The show runs through May 15. Free, 303-997-5346, anasartboulder.com.

South Boulder Walkabout: 1 p.m. Saturday, George Reynolds Branch, 3595 Table Mesa Drive, Boulder. Set off on an informal stroll around the neighborhood and hear the interesting stories this town has to offer. One highlight includes walking by the house where Stephen King wrote “The Shining.” calendar.boulderlibrary.org.

Spaced Out Music & Arts Festival 2025: 3 p.m. Saturday, Central Park (Boulder Bandshell), 1212 Canyon Blvd., Boulder. Enter the space station for two full days of live music, games and activities for the whole family. Wander the massive vendor village and explore the world of local art, crafts and an assortment of food. Free, 720-999-1429, eventbrite.com.

Italian Film Festival — “C’e Ancora Domani” screening: 6 p.m. Saturday, Boulder Public Library, 1001 Arapahoe Ave., Boulder. “C’e Ancora Domani” (There’s Still Tomorrow) is the story of post-war Rome, a city torn between its newfound liberation and the miserable aftermath of WWII. Presented in Italian with English subtitles. 118 minutes long. Free, calendar.boulderlibrary.org.

Hamster Theatre concert: 6:30 p.m. Saturday, Full Cycle Café & Bar, 2355 30th St., Boulder. Hamster Theatre is an American avant-rock, experimental and folk jazz music group based in Boulder and led by composer and multi-instrumentalist Dave Willey. The band has released three albums. Hamster Theatre’s music is based on European Rock in Opposition and is influenced by many sources, including Lars Hollmer, Erik Satie, Captain Beefheart, Frank Zappa and Henry Cow. $20-$25, fullcyclecafebar.eventcalendarapp.com.

Go Club for Kids and Teens: 1:30 p.m. Sunday, Boulder Public Library, 1001 Arapahoe Ave., Boulder. Learn to play the ancient and mysterious board game known as Go. Developed 4,000 years ago in China, the rules are so simple they can be taught in a few minutes, but it can take a lifetime to master the game. Go boards are provided, and take-home sets made of cardboard are available for free. Ages 5 and up. calendar.boulderlibrary.org.

Why Conservation Matters talk: 4 p.m. Sunday, Dairy Arts Center, 2590 Walnut St., Boulder. Spend an afternoon with Dr. Kevin Fitzgerald, veterinarian, comedian and dedicated conservationist, as he presents the importance of conservation efforts, shows footage of his work with endangered species and outlines what people can do to help make a difference. In addition, he will give some readings from his new book, “It Started With a Turtle.” $5-$30, 303-440-7826, thedairy.org.

The Backseat Lovers concert: 8 p.m. Sunday, The Fox Theatre, 1135 13th St., Boulder. The Backseat Lovers are an indie rock band from Salt Lake City consisting of Joshua Harmon, Jonas Swanson, KJ Ward and Juice Welch. The band will bring new music to its live shows as well as fan favorites from its album “Waiting to Spill.” $49.50-$55, z2ent.com.

Editor’s note: Availability and scheduling of events may be subject to change.