Welcome to "Things to do in Chicago" for Friday, August 1, 2025! Whether you’re a long-time Chicagoan or just in town for the weekend, get ready for a day packed with excitement, summer rhythms, and iconic city charm.

Chicago has an unmistakable energy this morning. Expect **warm, sunny weather with just a hint of that famous lake breeze**—a perfect summer day in the city. The air quality is good, and Grant Park is buzzing as crowds gather for the first full day of **Lollapalooza 2025**, setting the pace for an electric weekend of music and festivals[4][5]. If live music isn’t your jam, don’t worry; there’s something for every type of Chicago adventurer today.

Here are today’s must-hit events:
- **Lollapalooza at Grant Park:** The city’s signature mega-festival returns, featuring headliners Olivia Rodrigo and Korn tonight, plus T-Pain, Bleachers, and more throughout the day. Gates open at 11 a.m., and the last acts wrap up at 11:30 p.m. Pro tip: Stick to small bags and check bag policies before you go[5].
- **Chicago Greeter InstaGreeter Walks:** Experience Chicago like a true local. Join a free guided Riverwalk or Loop tour, departing late morning from downtown spots—no need to sign up, just walk up and go[1].
- **Jeff Fest at Jefferson Park:** Kickstart this beloved neighborhood street fest today and tomorrow with live bands, family activities, and tons of delicious eats, serving up serious community vibes in the city’s northwest[7].
- **Rappel the Westin Northwest:** Looking for adventure? Take a literal leap and rappel down the 168-foot Westin hotel. All experience levels—and thrill seekers—welcome, with safety pros on hand[1].
- **Family Fun:** Check out Big Bus Hop-On, Hop-Off tours. Cruise through must-sees like Millennium Park, the Art Institute, and Navy Pier, hopping on and off at your own speed[3].

In the world of local news, **back-to-school vaccine events** are happening across neighborhoods, offering free COVID-19 and pediatric shots with walk-in availability—important for families getting ready for fall[2]. Meanwhile, street closures near Grant Park continue for the festival, and transit agencies are running extra CTA trains and Metra service late into the night to handle the festival crowds. Buses along Michigan Avenue get rerouted after 9 p.m., so check your routes if you’re headed downtown tonight[5].

Looking for something a little different? Don’t miss these classic or hidden Chicago experiences:
- **Navy Pier Summer Fireworks:** Not tonight, but mark your calendars—the next show lights up the lakefront tomorrow night at 10 p.m. Come early for the lake breeze and skyline views[6].
- **Stroll Chinatown:** Hop on a Chicago Greeter pop-up walk this month to explore Chinatown’s ornate architecture and incredible eats or discover new neighborhoods anytime on your own[6].
- **Free Classical Concerts:** Millennium Park is alive with the Grant Park Music Festival and open-air concerts almost every night this month—bring a picnic and take it all in[6].

Local tip: When you’re at the Riverwalk, check out the Art on theMART, the world’s largest permanent digital art projection, which lights up the Merchandise Mart after sunset.

Did you know? Chicago’s “Loop” gets its name from the circle formed by the city’s L train way back in the late 1800s—a true symbol of the city’s blend of innovation and tradition.

Tune in tomorrow for more on Fiesta del Sol in Pilsen, Navy Pier’s summer fireworks, and what’s next as another weekend unfolds in Chicago’s neighborhoods. Until then, enjoy the city—it’s yours to explore!

This content was created in partnership and with the help of Artificial Intelligence AI