Happening Saturday

EVENTS

Toyota Grand Prix of Long Beach Two miles of winding seaside streets will transform into a raceway for the 36th Toyota Grand Prix. Sunday’s Indy car grand prix boasts pole position, while supporting races include a pro/celebrity competition, a drifting challenge and an American Le Mans Series race. Drivers expected include Helio Castroneves, Danica Patrick and Marco Andretti. Long Beach Convention Center, 300 E. Seaside Way, Long Beach. $25-$78 for single-day admission, $68-$125 for three-day pass. 7 a.m.-8 p.m. Sat., 7 a.m.-5:30 p.m. Sun. (562) 981-2600. https://www.gplb.com.

Topanga Earth Day Celebrate a healthy planet at the 11th annual Topanga festival. Ocean breezes and organic-leaning lifestyles come together to pay homage to a sustainable future through the enjoyment of live music, art, crafts, healthful food, dance and drumming. Topanga Community House Fairgrounds, 1440 N. Topanga Canyon Blvd., Topanga. 10 a.m. to sunset. Sat. -Sun. $10. https://www.topangaearthday.org.

Green Scene Plant and Garden Show It’s easy being green at this annual event, which features more than 80 vendors, a children’s garden, a “Dirty Hands, White Gloves” mini-exhibit and an array of speakers, master gardeners and plant societies offering advice and information on composting, water conservation and organic gardening. Fullerton Arboretum, 1900 Associated Road, Fullerton. 10 a.m. to 4 p.m. Sat.-Sun. Members’ preview at 9 a.m. Sat. $6; free for arboretum members. (657) 278-4798. https://www.fullertonarboretum.org.

MUSEUMS

“Home Lands: How Women Made the West” Cowboys tend to get all the glory, but the new exhibition opening this weekend at the Autry focuses on the ways women have shaped the American West. The exhibit comprises art, artifacts and historical accounts and explores northern New Mexico, the Colorado Front Range and Puget Sound. Autry National Center of the American West, 4700 Western Heritage Way, L.A. General admission $9, students and seniors $5, children 3-12 $3, children younger than 3 free. 11 a.m.-5 p.m. Sat.-Sun. (323) 667-2000. https://www.theautry.org.

MUSIC

The Eagles The Grammy-winning country rock supergroup plays big hits such as “Desperado,” “One of These Nights” and the ever-popular “Hotel California” under the stars of Hollywood. Prime movers Glenn Frey, Don Henley and Joe Walsh have all enjoyed successful solo careers but still prove most durable as an ensemble. The Hollywood Bowl, 2301 N. Highland Ave., Hollywood. 7:30 p.m. $275 (323) 850-2000. https://www.hollywoodbowl.com.

Smashing Pumpkins Billy Corgan’s alt-rock stalwarts celebrate national Record Store Day with a special — and very cozy — live performance in Hollywood. Be one of the first 250 fans to preorder a copy of the Pumpkins’ forthcoming EP at Amoeba Music in Hollywood and gain entry to the exclusive show, plus a limited-edition black-light poster. Space 15 Twenty, 1520 N. Cahuenga Blvd., L.A. 4 p.m. Wristband free with a preorder of the band’s forthcoming “Teargarden” release at Amoeba Music in Hollywood. https://www.space15twenty.com.

OPERA

“Myths, Legends and Cultural Renewal: Wagner’s Sources” In time to correspond with the L.A. Opera’s presentation of Richard Wagner’s “Ring” cycle, this LACMA exhibition explores the Germanic myths, folk tales and legends that inspired Wagner, Goethe, the Brothers Grimm and other Germanic artists. Los Angeles County Museum of Art, 5905 Wilshire Blvd., L.A. $12. 11 a.m. to 8 p.m. Sat.-Sun. (323) 857-6000; https://www.lacma.org.