The Xue Long (Snow Dragon) is the premier polar vessel of the People’s Republic of China. It was built in the Ukraine in 1993 and modified upon its acquisition by China in 1994. Its major function is to serve as a resupply vessel and scientific research platform in the Antarctic and the Arctic.
Little is known of Henry Hudson prior to 1607, when he was hired by the Muscovy Company of the Kingdom of England to find a northern route to the Far East. He and a crew of ten sailed on the 80-ton Hopewell. They reached the east coast of Greenland and traveled north to the ice pack.
Nikumaroro (previously known as Gardner Island) is a small coral atoll in the central Pacific Ocean situated just south of the Equator and just west of the 180th meridian. It lies in the Phoenix Island Chain and is part of the Republic of Kiribati.
The Thames Barrier is a 1,710-foot wide movable flood control barrier across the River Thames just downstream from central London. After a ten-year construction period, it was officially opened by Her Majesty Queen Elizabeth II on May 8, 1984.
The US Coast Guard adopted the concept of geographic districts when it absorbed the US Lighthouse Service in 1939. Previously, it had no formal segmentation of its chain of command based on geography. Rather, the chain of command was grouped around function.