Ancient Egypt is known for its colossal feats of engineering. From the pyramids towering over the desert to the enormous statues at many of its temples, Egyptians knew what they were doing. So how did their skills inspire one of the most breathtaking bridges in the country? It's all about engineering.

Do you have a Ring video doorbell? Your neighbors might say you're invading their privacy. Here's what you should do, in 60 seconds.