Sean is a very popular first name for men (#94 out of 1220, Top 8%) and also a very popular surname for both adults and children (#31492 out of 150436, Top 21%). (2000 U.S. Census).
Follow Us: Membership. The Great Wall of China is a barrier fortification in northern China running west-to-east 13,171 miles (21,196 km) from the Jiayuguan Pass (in the west) to the Hushan Mountains in Liaoning Province in the east, ending at the Bohai Gulf.
Quick Answer. The main Great Wall of China stretches approximately 5,500 miles along the southern edge of Inner Mongolia. Explorer experts state that it takes 18 months to walk its entire length. It was constructed during the Ming dynasty in the 14th and 15th century, and is sometimes called the Ming Wall. Continue Reading.