Once-wounded soldiers are riding from Sydney to Canberra to tell Prince William and the Duchess of Cambridge that recent veterans need community support.
Navy veteran Robbie Thompson will give the royal couple a Victoria Cross plaque carved from a lone pine grown from a seed sent from Gallipoli.
But the group, Soldier On, has a message for the royals lest older conflicts, such as Gallipoli, grab the spotlight given the looming Anzac centenary.
In Australia, the number of suicides by soldiers and veterans from Afghanistan reportedly exceeds deaths in combat.
Former signalman Chad Dobbs returned from his tour of duty anxious and depressed, having seen much.
Robbie Thompson left the navy to become a firefighter but was diagnosed with post-traumatic stress disorder following Victoria's devastating Black Saturday blazes of 2009.
He says getting psychological support within Emergency Services is harder than in the ADF.
But the journey ahead has Chad Dobbs excited.