See and be seen at these select San Francisco shows, parties, and events. You know, because you can't read the Internet all the time.

TUESDAY, MAY 19

ASTRONOMY: Get in on the monthly astronomy lecture from the SFAA (SF Amateur Astronomers) in the Presidio. It's happening at the Presidio Observation Post, and you can come early for coffee and light snacks at 7 p.m., to be followed by the general meeting at 7:30 p.m and the lecture at 8 p.m. This time it's from Michael Bolte, professor of astronomy and astrophysics at UC Santa Cruz. 211 Lincoln Boulevard, 7 p.m., Free

LGBT ROLLER DISCO: Worship at the Church of 8 Wheels, a decommissioned catholic church that is is decidedly burner-friendly. It's also family friendly, with kids skating for just $5 and skate rentals also just $5. 554 Fillmore Street, 7 p.m., $10

WEDNESDAY, MAY 20

BIKE TO THEATRE NIGHT: Bike and ye shall receive a pre-show happy hour from 7-8 p.m. at A.C.T.’s Sky Bar (inside the Geary Theater) with complimentary beer and snacks plus a discount on tickets ($35 Orchestra, $25 Mezzanine, and $10 Balcony), using code THEATERSFBC online. The program: none other than the classic Stephen Sondheim and Hugh Wheeler joint A Little Night Music. 405 Geary Street, 7 p.m., $10-35

FILM: Learn all about City Hall courtesy of the Art, Music and Recreation Center and the San Francisco History Center as they present a screening of Scapegoat: the 1871 to 1906 San Francisco City Hall. It's showing in the Koret Auditorium in the SF Public Library, a mere 200 feet from what was once this City Hall’s great colonnaded public entry. 100 Larkin Street, 5:30 p.m., Free

THURSDAY, MAY 21

CARNAVAL KICKOFF: Afrolicious and Braza present the SF Carnaval Kickoff Celebration, which features Marcelinho Da La Lua of Rio De Janeiro and the Bay Area Brazilian All Stars. 647 Valencia Street, 9 p.m., $10 advance

NIGHT AT THE JEWSEUM: Tribe members and goy gather to check out The She's, an excellent indie rock outfit. Of course, you can browse existing exhibitions too. 736 Mission Street, 6 p.m., Free with museum admission, $5 after 5 p.m.

FRIDAY, MAY 22

QUIET CLUBBING: It's silent disco all night long at Monroe. You rock out with your headphones on, and take them off when you want to say something. Surprise: people will actually be able to hear you, and nobody's ears get hurt. Get ready for $5 Beer and cocktail specials from 10 p.m. to 11 p.m while 3 live DJ’s spin at the same time. 473 Broadway, 10 p.m., $15 online, $25 door.

RAP PARTY: The description from the folks coming to Pop's for "Candy Rain" says it all. "THE GAWDS OF MEDIOCRE RAP MP3S PLAYED TOO LOUDLY OUT OF A SUBPAR HOUSE PARTY SOUND SYSTEM ARE BACK." You had me at "no cover," to be honest. Expect throwback '90s and early 2000s hip hop and R&B. 2800 24th Street, 9 p.m., Free

SATURDAY, MAY 23

DRAG QUEENS OF COMEDY: It's back for one night (and two shows). Hosted at the Castro Theater by Michelle Visage, RuPaul’s Drag Race Panel Judge and featuring a stellar lineup, expect the queens to strut their stuff at a pink carpet pre-show beforehand. 429 Castro Street, 7 p.m. and 10 p.m., $45 and up

TIME TRAVEL: You know you want to snag slap bracelets and Yo MTV Raps cards to take shots in a '90s themed photo booth while flashback-inducing music blares at Rickshaw stop. 155 Fell Street, 10 p.m., $10 advance, $15 door

SUNDAY, MAY 24

POOL PARTY: Over at Chambers in the TL, hang by the pool, or in it, if weather permits. An SF pool party is a rare occasion, so enjoy. Called WET!, it's also a DJ showcase. 601 Eddy Street, 12 p.m., $15-30

CARNAVAL PARADE: The big Brazilian one is here for the 37th time. The parade starts at 24th and Bryant Streets and heads to 24th and Mission Streets, then north on Mission Street to 17th Street to South Van Ness Avenue. You'll catch 50 colorful music and dance groups, and you'll be glad you did. 24th and Bryant Streets, 10 a.m., Free