Seine
Overview
 
The Seine is a 776 km (482.2 mi)-long river and an important commercial waterway within the Paris Basin
Paris Basin (geology)
The Paris Basin is one of the major geological regions of France having developed since the Triassic on a basement formed by the Variscan orogeny.-Extent:...

 in the north of France. It rises at Saint-Seine
Saint-Seine
Saint-Seine is a commune in the Nièvre department in central France.-References:*...

 near Dijon
Dijon
Dijon is a city in eastern France, the capital of the Côte-d'Or département and of the Burgundy region.Dijon is the historical capital of the region of Burgundy. Population : 151,576 within the city limits; 250,516 for the greater Dijon area....

 in northeastern France in the Langres plateau, flowing through Paris and into the English Channel
English Channel
The English Channel , often referred to simply as the Channel, is an arm of the Atlantic Ocean that separates southern England from northern France, and joins the North Sea to the Atlantic. It is about long and varies in width from at its widest to in the Strait of Dover...

 at Le Havre
Le Havre
Le Havre is a city in the Seine-Maritime department of the Haute-Normandie region in France. It is situated in north-western France, on the right bank of the mouth of the river Seine on the English Channel. Le Havre is the most populous commune in the Haute-Normandie region, although the total...

 (and Honfleur
Honfleur
Honfleur is a commune in the Calvados department in northwestern France. It is located on the southern bank of the estuary of the Seine across from le Havre and very close to the exit of the Pont de Normandie...

 on the left bank). It is navigable by ocean-going vessels as far as Rouen
Rouen
Rouen , in northern France on the River Seine, is the capital of the Haute-Normandie region and the historic capital city of Normandy. Once one of the largest and most prosperous cities of medieval Europe , it was the seat of the Exchequer of Normandy in the Middle Ages...

, 120 km (74.6 mi) from the sea. Over 60% of its length, as far as Burgundy, is negotiable by commercial riverboats and nearly its whole length is available for recreational boating; excursion boats offer sightseeing tours of the Rive Droite
Rive Droite
La Rive Droite is most associated with the river Seine in central Paris. Here the river flows roughly westwards, cutting the city into two: looking downstream, the northern bank is to the right, and the southern bank is to the left....

and Rive Gauche
Rive Gauche
La Rive Gauche is the southern bank of the river Seine in Paris. Here the river flows roughly westward, cutting the city in two: looking downstream, the southern bank is to the left, and the northern bank is to the right....

within the city of Paris.

There are 37 bridges within Paris and dozens more spanning the river outside the city.
 
x
OK