What country is there a very beautiful drive with a fast flowing river and waterfalls beside the road?

I saw a video on Facebook ages ago. Of someone driving his car beside a very fast flowing river. (The river seems like it might have been double the width of the road) and on the edge of the river was mountains with waterfalls flowing into the river. The few minute drive I saw was very very impressive. Does... show more I saw a video on Facebook ages ago. Of someone driving his car beside a very fast flowing river. (The river seems like it might have been double the width of the road) and on the edge of the river was mountains with waterfalls flowing into the river.

The few minute drive I saw was very very impressive.

Does anyone know such a road?
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