This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Halfsledge used Mawson's journey. en The halfsledge used in the last stage of Mawson's journey Australasian Antarctic Expedition National Library of Australia cczero Uploaded with Australasian Antarctic Expedition
Page 2023 Free-images.com. All images are Public Domain