You can see military aircraft and engines here. Also, this is one of the two places outside the US where you can see the B-52 bomber.
Official website http://www.darwinsairwar.com.au/
Email ahsnt@bigpond.com
Phone +61 8 8947 2145
Address 557 Stuart Highway, Darwin, NT 0832, Australia
Coordinates -12°25'30.241" N 130°53'44.388" E