DOORS OPEN Pittsburgh invites you to see the city from up high! Ascend antique Pittsburgh skyscrapers for dazzling views and fabulous bird’s-eye selfies. Hear the amazing stories behind these multi-stories of yesteryear and the tycoons who commissioned them. The tour begins at Koppers Tower, where you can survey the Strip District and neighboring Gulf and U.S. Steel towers from the 29th floor deck of a 1929 Art Deco masterpiece. Then enjoy more views and stories from the tops of two additonal historic downtown high-rises. Guest Host: Mark Houser, writes and speaks frequently on Pittsburgh history. More at housertalks.com.