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.
The Great Wall of China is an enormous 13,000 miles - or 21,000km - long. It is located in northern China, and the most famous section is Great Wall-Badaling. The wall is now a famous UN World Heritage Site which has been visited by more than 300 heads of state, including Barack Obama and David Cameron.