Uzboi and Nirgal Valles

Today's VIS image shows a small section of Nirgal Valles (left side of image) just where it flows into the larger Uzboi Vallis (right side of image). Located in Noachis Terra, Nirgal Valles is 610km long (379 miles), and arises in Noachis Terra. Uzboi Vallis is 353 km long (219 miles) and arises just north of Argyre Planitia and flows northward into Holden Crater. While shorter than Nirgal Valles, Uzboi Vallis is much wider.