Bering strait:

Bering Strait, strait linking the Arctic Ocean with the Bering Sea and separating the continents of Asia and North America at their closest point. The strait averages 98 to 164 feet (30 to 50 metres) in depth and at its narrowest is about 53 miles (85 km) wide. The Bering Strait is the Pacific’s northernmost part and separates Asia and North America, particularly Russia and the United States. It connects the Bering Sea to the Chukchi Sea of the Arctic Ocean. The Bering Strait is sea strait between Asia and America, between Russia and Alaska, between Seward Peninsula and the Chukchi Peninsula, connecting the Chukchi Sea and the Bering Sea. The Diomede Islands lie right in the middle of the Bering Strait, the islands are shared by Russia and the U.S. About Bering Sea It is a marginal sea in the northernmost part of the Pacific Ocean, separating the continents of Asia and North America. To the north, the Bering Sea connects with the Arctic Ocean through the Bering Strait, at the narrowest point of which the two continents are about 53 miles (85 kilometres) apart.