Take another look @ images from the Pontiac, Michigan set of "Batman v Superman: Dawn Of Justice", including the exterior of the 'LexCorp' Building, 'Metropolis' emergency vehicles and helicopters, plus a partially-built, 30 foot statue of 'Superman', covered in tarps fronting a green screen.
"...in the film, the city of 'Metropolis' holds a big ceremony...
"...to unveil a big 'Superman' statue...
"...two years after the events of 'Man of Steel'.
"...to cover a speech from the 'Mayor' and the great statue unveiling.