Major San Antonio events scheduled to take place over summer solstice weekend will include a pop culture convention with numerous celebrities, a daylong citywide celebration of local music, a program featuring amateur radio operators and a public NBA Draft watch party for San Antonio Spurs fans.

Superhero Comic Con

Superhero Comic Con will feature dozens of celebrities visiting with fans and signing autographs, including Chris Pine, Diego Luna, Orlando Bloom, Andy Serkis, Pom Klementieff, Tatiana Maslany, John Schneider, Brandon Routh, Peter Weller, Lea Thompson, Diane Guerrero, Sam Witwer and Caity Lotz. There will also be free play arcade gaming, and a cosplay competition.
  • June 20-23, celebrity appearance times vary
  • Prices vary
  • Freeman Coliseum, 3201 E. Houston St., San Antonio
Make Music Day

The San Antonio Department of Arts and Culture and Opera San Antonio will present Make Music Day, taking advantage of the summer solstice—the year’s longest day—to celebrate music by showcasing live performances with different kinds of musicians. More than 10 locations in San Antonio will have official Make Music Day events throughout the day, including Parman Library at Stone Oak, where apprentice artists from the Opera San Antonio will demonstrate how characters share their stories through music.Youth music program

Edgewood ISD performing arts students and faculty will present a Classical Music Institute 210 Festival program.Radio Field Day

San Antonio Radio Club will hold its annual Amateur Radio Field Day event in the Shavano Park City Hall parking lot. The 24-hour event has club members set up a field environment to simulate the operation of amateur radios under emergency conditions. While area amateur radio operators typically participate in the overnight event, this is open to anyone interested in learning more about amateur radio, their equipment and activities.Classical music concert

Classical Music Institute’s CMI 210 Festival will conclude with a performance by Opera San Antonio.Nature walk

Phil Hardberger Park Conservancy will present a nature walk where attendees can explore the park, learn about the plants there and how they can use such plants for their own landscape.Silk Road Cultural District meeting

The city of San Antonio will have a public meeting concerning efforts to create a Silk Road Cultural Heritage District, a nonregulatory designation that the city is considering placing along part of Fredericksburg Road to recognize the area’s cultural diversity and history.NBA Draft watch party

San Antonio Spurs fans can gather at The Rock at La Cantera for a free watch party on opening night of the NBA Draft. There will be refreshments, music and other activities to enjoy.Evenings at Topaz

La Cantera Resort and Spa will present Evenings at Topaz, a series of themed sunset poolside events benefiting local charities. The series will launch June 27 with a white party benefiting the San Antonio Humane Society, with music, small bites and summer-inspired cocktails. The event is open and free to resort guests and to community members.
  • June 27, 7-11 p.m.
  • Free for resort guests; $50-$75 for community members
  • 16641 La Cantera Parkway, San Antonio
Charitable poker tournament

Colliers Engineering and Design will host the third annual Kevin Martin Memorial Poker Tournament in an effort to aid organizations that help individuals to overcome drug and alcohol addition. A portion of event proceeds will benefit Rise Recovery, and with the rest being donated to the Colliers Engineering & Design Foundation, which supports various area nonprofits.