Arctic Ocean gas reserves, and the Chukchi shelf forms the border between Russian and the United States as stated in the USSR–USA Maritime Boundary Agreement. The whole area is subject to international territorial claims. An underwater ridge, the Lomonosov Ridge, divides the deep sea North Polar Basin into two oceanic basins: the Eurasian Basin, which is between deep, and the Amerasian Basin (sometimes called the North American, or Hyperborean Basin), which is about deep. The bathymetry of the ocean bottom is marked by fault block ridges, abyssal plains, ocean deeps, and basins. The average depth of the Arctic Ocean is . The
Betty Nansen Teatret Betty Nansen Teatret Betty Nansen Teatret (Betty Nansen Theatre) is a theatre situated on Frederiksberg Allé in the Frederiksberg district of Copenhagen, Denmark. It takes its name from the actress Betty Nansen, who managed it from 1917 until her death in 1943. A beer garden called Odéon opened at the site of the current theatre in 1857 as part of the thriving entertainment district which formed along Frederiksberg Allé during the second part of the 19th century. It contained a wooden structure which was used for musical entertainment and had room for 1,200 guests who were seated at small tables.