No, it was built in 1173, many centuries after the end of the Roman Empire (476 a.C.). The tower was done as part of the complex of the Cathedral, built by Pisans as a symbol â¦of their power. Pisa after the fall of the Roman Empire was a big city, the most powerful in Tuscany and, in Middle Ages, it was a Republic.
10 most extreme places on Earth. Popliteal artery entrapment syndrome is a relatively rare developmental disorder in which the popliteal artery and the gastrocnemius muscle in the calf are oriented abnormally with respect to each other.
What is Superior Mesenteric Artery Syndrome? Superior Mesenteric Artery Syndrome is a very rare syndrome characterized by compression of the third portion of the duodenum against the aorta. The compression is caused by the superior mesenteric artery and may result in complete or partial duodenal obstruction.