Marina Bay Sands Hotel in Singapore is the most expensive hotel ever built. The cost of construction is S$8 Billion (US$6.5 Billion)
The most expensive stadium in the world is wemley stadium which is estimated around 850 million pounds.It is followed by emirates stadium which cost around 400 million pounds
I would say Yankee Stadium (2009)
The most expensive single object ever built might be the International Space State that cost an estimated 150 billion dollars or more to construct. The space station power grid is one of the most expensive power sources ever created.
A green 1962 Ferrari 250 GTO built for Sir Stirling Moss sold for $35 million in 2012, making it the most expensive car ever sold.
new meadowlands stadium home of ny jets/ ny giants is currently the most expensive stadium in the nfl. topping out at a whopping 1.6 billion dollars
The cost of a college football stadium can vary greatly, depending on what the specifications are for the stadium when it's being built. Some of the most expensive college football stadiums are in the 100 million and up range.
The New Meadowlands Stadium home of the new york giants and jets cost 1.6 billion and Cowboys stadium cost 1.3 billion.So the New Meadowlands Stadium is the most expensive NFL stadium