Vandergrift, Pennsylvania was planned by the Olmsted firm for Apollo Iron and Steel in 1895. Here is how the town was designed, who it left out, and the debate over why.

Ten Pittsburgh-area legends and ghost stories, each labeled fact, legend or disputed, with a short version and a link to the full story.

The Darr Mine disaster of December 19, 1907 killed 239 men and boys near Van Meter. Here is what caused it, how many died, what the reports said, and what remains.

Ghost Hunters called the Carnegie Library of Homestead “built on bloodshed.” Here is what the record says about the 1892 strike, the hill, a reported 1899 pool death and how the ghost tours began.

Pittsburgh’s Underground Railroad was built by its Black community. Here are the 1850 exodus, three fugitive slave trials, the confirmed sites, and why the tunnel stories remain unproven.

The Horne’s Christmas tree began in 1953 as a string of lights for sick children. Here is how it survived energy crises, a store sale and a fireproof building that burned.