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QUEENS (PIX11) – For millions of people, it’s the first and last impression of New York City.

LaGuardia Airport is the next big location for a giant transit project from the Port Authority of New York and New Jersey. It’s a more than $2 billion dollar project.

Some groups have already submitted proposals. Official designs are due by the end of the spring.

A transit group has asked the Port Authority to dream big. Global Gateway Alliance has created some designs that suggest the possibilities for the structure.

Construction is set to begin at the end of 2015.