Category
page 1Rapids
rapids
thumb|Rapids of Kern River, [[California, USA.]]
Rapids are sections of a river where the river bed has a relatively steep gradient, causing an increase in water velocity and turbulence. Flow, gradient, constriction, and obstacles are four factors that are needed for a rapid to be created.
Cataracts of the Nile
series of six whitewater rapids
Venta Rapid
Widest waterfall in Europe at 249-270 metres (817ft-886ft). Height is 1.8-2.2 metres.

Imatrankoski
thumb|250px|Imatrankoski rapids
Imatrankoski (The Imatra Rapids) are rapids on the Vuoksi in Imatra, Finland. It has been a famous tourist attraction since the late 1700s. Imatrankoski is also one of the National landscapes of Finland. Since 1929, the rapids have been blocked by a dam as the Imatra hydroelectric plant began operation. Today, the dam is opened daily between June and August (Wednesday to Sunday, at 18:00) as well as on Christmas Day and New Year's Eve.
Döda fallet
nature reserve in Ragunda Municipality, Sweden
Dnieper Rapids
rapids on the Dnieper River in Ukraine
Storforsen
Storforsen is a waterfall on the Pite River in Swedish Norrbottens län is located approximately 38 km northwest of Älvsbyn. With an average flow of 187 m3/s, the rapids are one of the most voluminous in Europe. The rapids stretch over a distance of 5 km in which it drops 82 meters 60 of which are a single waterfall.
river rafting ride
amusement ride that simulates whitewater rafting
Panieli Poru
rapids in Kerala