The image below of an alluvial fan in the crater was probably formed by running water.

He looked down the gentle slope of the alluvial fan.

The landing site is also near an alluvial fan.

The alluvial fan is believed to be the result of a flow of ground water.

The rivers flattened out into at least two alluvial fans.

Large alluvial fans filled the basin where it met the range.

The river forms one of the largest inland deltas or alluvial fans in the world.

Sediment is deposited on a small and steep alluvial fan.

These are often found in alluvial fans at the outlet of canyons.

In this arid environment, alluvial fans form at the mouth of these streams.