I attended one of these lectures, held at the Warragul RSL and heard Tim Whitford's talk on the Lost Diggers of Fromelles and it was fantastic, so based on this experience I can well recommend the series.
The Visitors Centre at the Shrine is being refurbished and will be opened in August 2014 and in November the new Galleries of Remembrance will open which will display exhibitions relating to Australian at War.
This is the headline in The Argus of November 12, 1934 about the opening ceremony of the Shrine - you can read the full report in The Argus click here on Trove http://trove.nla.gov.au/newspaper
Before the Duke of Gloucester dedicated the Shrine, the Premier of Victoria, Sir Stanley Argyle, read the Ode, written by Rudyard Kipling especially for the occasion. The ode was a stately and dignified tribute to the Australian soldiers according to The Argus
The Shrine is built of granite, quarried from Tynong. This was a fact that my grandma, who grew up in Tynong, was very proud of! The Visitor Centre which opened in 2003 was also finished in Tynong granite, sourced from a quarry close to the original one.