Public domain image of Austin Ban 2014 (Unsplash)

Austin Ban 2014

Public domain image of a balloon aerostat, early aeronautics, no copyright restrictions image - Picryl description

A hot air balloon flying over a green field.

This image is from Unsplash and was published prior to 5 June 2017 under the Creative Commons CC0 1.0 Universal Public Domain Dedication. Media published on Unsplash from 5 June 2017 onwards is not considered to be freely licensed.