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The boundary between Asia and Europe is unusual among continental boundaries because of its largely mountain-and-river-based characteristics north and east of the Black Sea. Asia and Europe are considered separate continents for historical reasons; the division between the two goes back to the early Greek geographers.
Major continental divides, showing drainage into the major oceans and seas of the world. Grey areas are endorheic basins that do not drain to the ocean.. A continental divide is a drainage divide on a continent such that the drainage basin on one side of the divide feeds into one ocean or sea, and the basin on the other side either feeds into a different ocean or sea, or else is endorheic, not ...
Secondary divides separate the watersheds that flow into the Great Lakes and Saint Lawrence River (ultimately into the Atlantic) from watersheds that flow to the Gulf of Mexico (also part of the Atlantic Ocean) via the Missouri-Mississippi-Ohio river system. Another secondary divide follows the Appalachian chain, which separates those streams ...
U.S. Route 33/West Virginia Route 55 crosses the Divide in Pendleton County, West Virginia. At its northern terminus, the Eastern Continental Divide originates at the Eastern Triple Divide [a], its intersection with the St. Lawrence Divide on a summit named Triple Divide Peak in Potter County, Pennsylvania, about 10 mi (16 km) south of the New York-Pennsylvania border.
This is a List of international river borders. Rivers that form any portion of the border between two countries minimum: Rivers that form any portion of the border between two countries minimum: By region
This is a list of countries with territory that straddles more than one continent, known as transcontinental states or intercontinental states. [1]Contiguous transcontinental countries are states that have one continuous or immediately-adjacent piece of territory that spans a continental boundary, most commonly the line that separates Asia and Europe.
Below Uralsk, there is another reservoir and the Kushumsky channel. The river is navigated up to Uralsk and there is a port in Atyrau. [18] [33] Fishery is well developed; the commercial fish species include sturgeon, perch, herring, bream, carp and catfish. [20] The delta of Ural River accounts for about half of the fish catchment in ...
In 1848, the continental divide separating the waters of the Great Lakes and the Mississippi Valley was breached by the Illinois and Michigan canal via the Chicago River. [96] This both accelerated the development, and forever changed the ecology of the Mississippi Valley and the Great Lakes.