1. ‘He ain’t heavy/ he’s my genre’: System of a Down, Tool, Ghost and The Cult headline this year’s Chicago Open Air Festival, an annual music fest that showcases heavy rock, metal and similar sounds. 2:30-10:50 p.m. Saturday, 2:30-10:30 p.m. Sunday, Seatgeek Stadium, 7000 S. Harlem Ave., Bridgeview, $69.50-$209.50; chicagoopenair.com

2. Climb way up: Enjoy a Friday night rooftop rendezvous with the HIGHFEMME event series, which brings performance art, live music and more to a space that intentionally centers queer and trans femmes of color, so everyone can enjoy the end of the week. No cover for first 200 people. 9 p.m.-3 a.m. Friday-Saturday, Cerise Rooftop, 203 N. Wabash Ave., $10 after first 200 entries; eventbrite.com

3. Farm to Square: This marks the second outdoor session of the spring for the Logan Square Farmers Market, which includes a rotating lineup of 80 favorite local farm and food vendors. 10 a.m.-3 p.m. Sunday, Logan Square Farmers Market, 3107 W. Logan Blvd., free; facebook.com/events

4. All kids, all day: Día del Nino is a Mexican holiday that celebrates the children, and the National Museum of Mexican Art will commemorate the occasion for the 23rd year in a row, offering games, hands-on projects, fitness activities, live music and free health screenings. 11 a.m.- 3 p.m. Saturday, National Museum of Mexican Art, 1852 W. 19th St., free; nationalmuseumofmexicanart.org/events

5. Soldier Field turns Rover Field: The 25th annual Bark in the Park is a 2.5-mile walk, games, doggy massages and nail trims for them, plus free food, a craft beer tent, live music and activities for you. 7:30 a.m.- 1 p.m. Saturday, Soldier Field, 1410 S. Museum Campus Drive; $40 advance, $45 day-of, $10 children 3-12, children under 3 and dogs, free; give.anticruelty.org

6. One last ‘Game’ night: The TV edition of “Game of Thrones” will finally, mercifully come to an end this Sunday, and you can commemorate the occasion prior to the broadcast with other “GoT” lovers at the Final Throne pop-up bar. Times vary Friday and Saturday, Final Throne, 809 W. Evergreen Ave., prices vary by package; exploretock.com/finalthrone

7. ‘Other’ artwork: Leading online art gallery Saatchi Art is back with The Other Art Fair, featuring artwork by 120 indie artists that have been specially selected. Times and events vary Thursday through Sunday, Mana Contemporary, 2233 S. Throop Ave., $15 GA, other prices vary by event; eventbrite.com

8. Get up kids: Youths can check out Generation Empowered this weekend, an all-day conference for young people, by young people, designed to amplify young Chicago voices. All attendees get a free lunch and Ventra card and can enjoy discussions on topics like human rights, mental health, sexual health, activism and more. 10 a.m.-4 p.m. Saturday, Aligned Modern Health, 1335 S. Michigan Ave., second floor, free; eventbrite.com

9. Life, ‘Liberte’ and pursuit of ‘Hamilton’: Join Jimmie Jeter and Colby Lewis from “Hamilton: the Musical” for Liberte, as they host an evening of original performances among themselves and other cast members. 9 p.m.-midnight Monday, Bordel, 1721 W. Division St., $10, first come, first served, RSVP available, info@bordelchicago.com; facebook.com/BordelChicago

10. All-star sandwich pop-up: Zingerman’s Deli, beloved sandwich makers and more from Ann Arbor, Michigan, will pop up during the second half of this weekend (plus Monday) in the near West Side, slinging sandwiches. 11 a.m.-3 p.m. Sunday, 7 a.m.-7 p.m. Monday, Ruin Daily, 328 S. Jefferson St., free, sandwich prices vary; facebook.com/events