PITTSBURGH–Walk into the exhibit “Pittsburgh’s Hidden History” and you feel like you’ve stumbled into one of the world’s coolest indoor flea markets. Look on a wall and there’s a movie theater lobby card from the 1930s. Not far away, there’s a Napoleon death mask, a 1910 Honus ...

The Senator John Heinz History Center will host the annual Vintage Pittsburgh retro fair in partnership with the Neighborhood Flea on Saturday, April 5 from 10 a.m. to 3 p.m. It will feature more than 60 makers and vendors who will be selling one-of-a-kind clothing, accessories, home decor, ...

The Detre Library & Archives at the Heinz History Center will host its annual Treasures in the Archives program that explores highlights from one of the largest collections of historic materials in Western Pa. on Sunday, March. 10 from 1–2:30 p.m. The program delves into the ...