http://www.anzacsite.gov.au/5environment/bravery.html -

http://www.skwirk.com.au/p-c_s-14_u-42_t-46_c-136/the-anzac-legend/nsw/history/australia-and-world-war-i/gallipoli-and-the-anzacs -

http://www.skwirk.com.au/p-c_s-14_u-42_t-46_c-135/nsw/history/australia-and-world-war-i/gallipoli-and-the-anzacs/the-conditions, this source helped me to understand how harsh the conditions were in Gallipoli.