Because someone felt like 'making art'. I always thought it would be cool to buy a submarine and put it in the ground like a fallout shelter so I could live in one.
@Craig Swanson Post #28 looks like the Holy Lands Theme Park in Orlando, FL. It was built by the CBN (Christian Broadcast Network). Perhaps they also built one on Argentina. @Shirley Martin I guess the local squirrels know it's fake or else.....they could get pretty excited!!