Mit Sven Hedin durch Asiens Wüsten

"The largest scientific expedition, ever marched towards the heart of the earth's largest continent". The explorer Sven Hedin travel through Asia during the later years of the 1920s."The largest scientific expedition, ever marched towards the heart of the earth's largest continent". The explorer Sven Hedin travel through Asia during the later years of the 1920s."The largest scientific expedition, ever marched towards the heart of the earth's largest continent". The explorer Sven Hedin travel through Asia during the later years of the 1920s.