The Sprotbrough Flash nature reserve lies adjacent to the river on its north bank.

[5] These seem to be from the last ice age when meltwater carved out the Don Gorge from the magnesian limestone.

[8] The presence of the limestone led to quarrying in the gorge, which prompted use of the river to transport the product out.

The abandoned village of Levitt Hagg, on the south side of the gorge, is now a landfill site.

[10] The Trans-Pennine Trail now traverses the gorge, and the whole valley is known as a 'green corridor' which has seen much investment and cleaning up of the river.