Amundsen Basin Basin formed during the Cenozoic Era from seafloor spreading. Amundsen Basin The Amundsen Basin, with depths up to 4.4 km, is the deepest abyssal plain in the Arctic Ocean. The Amundsen Basin is embraced by the Lomonosov Ridge (from to ) and the Gakkel Ridge (from to ). It is named after the polar researcher Roald Amundsen. Together with the Nansen Basin, the Amundsen Basin is often summarized as Eurasian Basin. The Russian-American cooperation Nansen and Amundsen Basin Observational System (NABOS) aims "to provide a quantitative observationally based assessment of circulation, water mass transformations, and transformation mechanisms in the Eurasian
Nansen Ski Jump Nansen Ski Jump Nansen Ski Jump, also known as The Big Nansen and The Sleeping Giant, is a ski jump located along Route 16 in Milan, New Hampshire. Built in 1936, it was the largest ski jump of its time. It is now within Nansen Ski Jump State Historic Site, a New Hampshire state park, which also features a picnic area and boat launch on the Androscoggin River. The Nansen Ski Jump is just north of the Berlin city line. It was constructed in 1936 by the city of Berlin and the National Youth Administration and was once the largest