RT Jared Isaacman (@rookisaacman)I have always loved visiting Egypt, where it is easy to appreciate the scale of time--and what ancient civilizations, and brilliant engineering, were able to accomplish.The Sphinx and Pyramids, with their perfect symmetry, date back ~4,500yrs to the Old Kingdom. The temples and tombs of Luxor--featuring columns ~75ft tall and ~90ft obelisks, carved from single slabs of granite weighing ~300tn--were built ~3,500yrs ago during the New Kingdom. Even the ancient Egyptians were m ...