The Rhine begins its journey down the Vorderrhein, the main headwater in the Surselva region of canton Graubünden.
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A small dam at Sedrun on the Vorderrhein.
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The river slowly widens as it approaches Illanz on the Vorderrhein.
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At the entrance to the Ruinaulta, Switzerland's Grand Canyon.
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A lone fisherman in the Ruinaulta.
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At Reichenau, the Vorderrhein meets the Hinterrhein descending from the San Bernardino Pass.
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The Rhine delta - where the river flows into Lake Constance - extends over 2,000 hectares and is home to a rich fauna.
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Lake Constance is a popular destination for campers and other holidaymakers.
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A view down the river at Stein am Rhein.
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Bathers at the historic wooden river pool in Schaffhausen.
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The High Rhine (left) meets the River Aare (right) at Koblenz in north-western Switzerland. The Aare, the longest wholly Swiss river, originates from the Oberaar glacier in the eastern Bernese Alps, and flows through lakes Brienz and Thun, and passes the capital Bern before being channelled into Lake Biel and along the southern foot of the Jura range.
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A lone stork opposite the Birsfelden port near Basel.
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Bathers float down the Rhine at Basel with their "Wickelfisch" bags containing their clothes.
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The banks of the Rhine at Basel are a popular spot in summer.
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From its source in the mountains of Graubünden to the industrial city of Basel where it leaves Switzerland, the Rhine shows many faces.
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Born in London, Simon is a multimedia journalist who has worked for www.swissinfo.ch since 2006. He speaks French, German and Spanish and focuses on science, technology and innovation issues.
The fast-flowing mountain stream grows wider and slower as it flows north and west. While many appreciate it for fishing, boating and swimming, it is also a major energy provider. (pictures: Simon Bradley / swissinfo.ch)
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