Cascade de Costeplane is a nice waterfall in springtime located in le Lauzet-Ubaye, Alpes/Haute Provence, France.
From Barcelonnette drive west over road D8900 to le Lauzet-Ubaye. In le Lauzet-Ubaye turn right after the Gendarmerie heading to a campingsite and rafting Anaconda. Drive on until you reach a bridge (keep right), park the car here. From here you can walk (1 kilometer/15 minutes) to Cascade de Costeplane. The road is narrow, so be careful.
It is also possible to see Cascade de Costeplane from above on road D900.
In summertime there is hardly any water in Cascade de Costeplane. Best time to visit Cascade de Costeplane is in springtime to early summer or after rainfall.