[ElectricStrawberry]

Maybe you need a picture?

See that river that cut a water gap in that uplifted ripple of land? Fairy tales of vegetarian T rex indeed...

[ElectricStrawberry]

Or how about these?

See the rivers that cut through the uplifting ripples of land?

[editor-surveyor]

Obviously you need a brain!

Your picture proves my position, not yours.

An uplift would have realigned the river since erosion in the hard uplifted material would have been slower, thus forcing the river to the sides.