Changi heritage at risk of disappearing

As Australia marks Anzac Day, historians in Singapore fear not enough is being done to preserve important World War II sites.

The infamous Changi jail and nearby barracks held more than 35,000 Allied soldiers during WWII, including 15,000 Australians.

With land at a premium in the island nation, Singaporean authorities have built over the top of many historic sites and destroyed wartime buildings.

The key remnants of the Changi jail are a section of wall and a gate, but both are on land used for Singapore's prison constructed in 2005 and are not publicly accessible....