Oceanic basin an active - and growing - oceanic basin include an elevated mid-ocean ridge, flanking abyssal hills leading down to abyssal plains. The elements of an active oceanic basin often include the oceanic trench associated with a subduction zone. The Atlantic ocean and the Arctic ocean are good examples of active, growing oceanic basins, whereas the Mediterranean Sea is shrinking. The Pacific Ocean is also an active, shrinking oceanic basin, even though it has both spreading ridge and oceanic trenches. Perhaps the best example of an inactive oceanic basin is the Gulf of Mexico, which formed in Jurassic times and has
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