The MAK Center celebrates its 20th year by opening a set of exemplary private houses by R.M. Schindler. Cocktail reception and talk with Judith Sheine at the How House, Saturday May 17 from 5:00 p.m.-7:00 p.m. Architecture tour will be held Sunday May 18 from 11:00 a.m.-5:00 p.m. Tickets, $50-$75, available online.