Bright Gully Deposit in Terra Sirenum (ctx image - MULTISPECTRUM; credits: Lunar Explorer Italia)

This HiRISE image shows a bright gully deposit and other gullies within a crater wall in Terra Sirenum (37,7° South Lat. and 229,0° East Long.).

Three images are available:

(context image - A): The full frame HiRISE image, with the crater at left center; the width of the image is 6 Km;
(close-up of the crater's rim - B): an enlargement showing the crater;
(close-up of the bright gully deposit - C).

Frames B and C have been stretched to enhance contrast. The red box in B shows the location of C.