Atti mode flight on parrot 2

Product: [Bebop2]
Product version: [X.X.X]
SDK version: [X.X.X]
Use of libARController: [YES/NO] (Only for ARSDK)
SDK platform: [iOS/Android/Unix/Python…]
Reproductible with the official app: [YES/NO/Not tried]

hello,

is there a way to fly without gps outdoors with the parrot 2 ?

best regards