As a child, I was an aspiring architect who took a great interest in Frank Lloyd Wright. I read up on all of his major works, from Oak Park to Taliesin to the Guggenheim Museum, and of course, Fallingwater. I remember feeling mystified by the Fallingwater design; how could a house actually be built over a running waterfall? I’ve always wanted to experience first-hand this ingenious Wright creation, and on a recent trip to Pittsburgh, that chance finally came to…