The Allegheny County Courthouse Collection A 130-year-old terracotta tile from the roof of Pittsburgh' historic Courthouse features the beautiful building it once adorned. The unique piece will be a unique conversation topic in your office or home for years to come! The perfect gift for any Pittsburgher or lover of architecture! Supporting the Arts Proceeds from the Allegheny County Courthouse Tile Collection benefit the Allegheny County Parks Foundation, the leading voice for arts and culture across the Greater Pittsburgh region. Their vision is an equitable, innovative, and flourishing arts and culture community that shapes our thriving region. Their mission is to expand the reach and impact of the region's diverse and vibrant arts and culture community by providing leadership, advocacy, capacity building, and connections.