All three of these examples are feats of engineering that humans of the era, that we do not understand, and many think, could not have possibly done.
The Marib Dam is twice as long as the Hoover Dam and sustained the largest city in ancient southern Arabia for more than a thousand years. The dam was 50 feet high and 1950 feet long. It even had two complex passage ways that had the ability to irrigate up to 25,000 acres.
The Gobekli Tepe is the oldest temple in the world dating back roughly 12,000 years ago. This site has 20 installations of stone, each stone weighs anywhere from 40-60 tons. The installations have animal depictions carved into the flat surface of “T” shaped pillars, and three dimensional creatures are descending from each of the pillars. The most amazing thing about this site is that it was created before the stone age, far from when agriculture entered the world, and hand tools were not common. No settlements had been created at that time, and this predates Stonehenge by 6,000 years. This amazing find is still puzzling scientists and …show more content…
The city is 28 stories deep and has the ability to hold 20,000 people. It has three main air shafts, with thirteen other air shafts connecting different floors. It had stables for livestock, religious temples, wine presses, and store rooms. The construction of this underground city would even be very hard and difficult to build today. This is said to be equal to the difficulty of the construction of the pyramids. The city had clever security systems that had doors that could be only opened and closed from the inside and the doors were 1,000 pounds. These doors were also able to be sealed by one man, with a device to move the