In Part 2 of our temple-building series, we focus on constructing the main room. Progress has been slow ... Secrets of the 1,600-year-old megastructure that has survived the collapse of empires ...

He had spotted bits of tan rope poking out of the rubble in the temple's central room. Ojeda handed his protégés small paintbrushes and showed them how to whisk away centuries of dirt.

But archaeologists recently found themselves more interested in the temple’s surroundings — and for good reason. Their excavations unearthed several 2,500-year-old tombs with hundreds of ...