It will take you about 20-30 minutes to walk, a bit less to ride. The whole cache can be completed on well formed paths. Each waypoint has an large sign which describes some of the history of the area, from which you require some information.
You only require the decimal part of the co-ordinates of the next waypoint as they are all S37 52 and E144 54.
All around the park has lovely views of the Bay and coastal regions. Try not to stare at your GPSr all the time.
WP1 - Point Gellibrand Coastal Heritage Park.
The gold rush and wheat boom of the mid 18AAs increased demand for supplies and a busy railway network was established here to service all of Victoria.
The untended graveyard was utilised for the next 1B years.
A Battery will be required for the protection of the Bay, Governor Bourke, 183C
Diary entry of John Whittingham, sailing from Plymouth to Melbourne for the gold rush, 185D.
Emergency Marker Call 000 and quote: PGE20E
The next waypoint is at: S37 52.ABB E144 54.CDE
WP2 - Colony & Prisoners
It is 1F6G and a boy is caught stealing ducks. He has no mother and his father and sister are already law offenders. He is sentenced to H months imprisonment, most of which he spends on board the prison hulk 'Deborah'. He is just J years old.
The next waypoint is at: S37 52.AGH E144 54.BFA
WP3 - Railways
Adjacent to the railways, was an extraordinary tramway built by prison labour in KFLM, it sat N meters above sea level, and transported bluestone from the Gellibrand Quarry to Breakwater Pier.
The Williamstown to Geelong line was complete in 1857 and P years later the line to Melbourne was finished.
The next waypoint is at: S37 52.KMP E144 54.LNJ
WP4 - Quarantine Burial Site
Banning the Pram quote was from The Williamstown Cemetery Minute Book, 1QRS
Victoria's first (colonial) cemetery was hastily established here after the devastation wrought by the plague ship in 1842. How many letters in the ship's name = T
The next waypoint is at: S37 52.SAA E144 54.H(R-Q)T
WP5 - All Hard Work
Cradle of the Clippers - How many dry docks are described here = W
(My father) was a winch driver on the wharf. He was in gang number 9V which was a well-known gang on the wharf.
GZ is at: S37 52.WPB E144 54.VSJ
Final - The View
After you find the cache (I know you won't do it beforehand!), take some time to checkout the view from here.