These human-made landmarks around the world defy expectations of what man can create—and they sometimes seem to defy gravity itself Awesome creations These amazing structures seem too intricate, too ...

We all know the Odeon of Herodes Atticus under the Acropolis of Athens, but how many of us are aware of the dark secret of ...

Though I took steps to avoid tourists when I visited the Colosseum, I found it was too crowded to enjoy Rome's iconic ...

With the capital's reservoirs approaching historic lows, officials are turning to ancient engineering to conserve potable ...