Today's PubliCalendar picks for political nerds. 

PARK(ing) Day

Check out more than a dozen parking spots around downtown that will be temporarily transformed into miniature parks all day tomorrow, part of an effort to raise awareness about how urban space is allocated and how much of our shared public space is used by cars. Most PARK(ing) Day parks are in and around downtown Seattle.

PARK(ing) Day, Friday, Sept 21, Starting at 10 am, Locations around Seattle, Free

Love, Sex and Marriage Luncheon with Cynthia Nixon

Join "Sex and the City"'s Cynthia Nixon at a Planned Parenthood Votes and Washington United for Marriage fundraiser to help both groups during a time of unprecedented recent opposition to safe birth control and abortion and marriage equality. Nixon  (who played Miranda, as if you didn't know) married her longtime girlfriend last spring.

Love, Sex and Marriage Luncheon with Cynthia Nixon, Friday, Sept 21, 11:30, Washington State Convention Center, 800 Convention Place, Suggested donation starts at $125. 

Shared Walls: Seattle Apartments 1900-1939

Learn about some of the historic Capitol Hill buildings featured in historian Diana James' new book, Shared Walls: Seattle Apartments 1900-1939, and take a short walking tour of the neighborhood at this free talk sponsored by the Women's History Club, a history social club for women.

Shared Walls: Seattle Apartments 1900-1939, Friday, Sept 21, 12 pm–1:30 pm, Harvard Exit Theatre, 807 E Roy, Free