To get the list of the best photography hashtags do the following:
1.download Tags app or Tags Pro App for iPhone , iPad on the App Store : Download
2. Open the app and tap Popular Tags category
3. Find Photography subcategory and tap it. You will find more than 50 useful hashtags to use in your posts, including: #bestphotos, #instapicture, #all_shots and many more.
4. Select hashtags and copy/paste them to instagram or another networks.