Ninety years after the end of World War I, Pittsburgh rededicated the Boulevard of the Allies on Sunday in a day of events meant to honor all veterans. The celebration included visits from foreign dignitaries, a flyover by the U.S. Air Force's 911th Airlift Wing and a 21-gun salute.
From the suspension bridges of Pittsburgh to the forecasting groundhog of Punxsutawney -- this region has long been a center for innovation. Dave Crawley celebrates Pittsburgh's 250th anniversary with a look at Western Pennsylvania "firsts!' Read Dave's Poem Now
With Pittsburgh celebrating its 250th birthday, we're teaming up with the Heinz History Center to bring you the "History Minute." Each week, we'll be taking a look back at our region's storied past. More