Monitor lizard (live) on the market - Luang Prabang (Laos)
Apparentky those are a local delicacy. This live one was sold about $7 (70,000 KIP).
For a Monitor lizard cooking recipe, check this page: members.tripod.com/~daoey/fanias.html
You can also buy them by the pound (it's probably about USD $1 per pound):