In postcolonial Africa, -White Elephant- was the ironic moniker given to buildings erected with international money and never put to use. They remain as blights--eroding reminders of enormous waste. Europe has its own collection of these contemporary ruins, such as Santiago Calatrava's practically unused railway station near Lyon and the partially completed Aldo Rossi shopping mall in Berlin. On his search for the remains of these architectural wastelands, Swiss photographer Christian Helmle discovered numerous other examples throughout Europe--in both urban and rural locations. There is no...