650 California Street, 20th Floor Form

Instructions and help about 650 California Street, 20th Floor

did you know that Chicago has a building so  massive that it had its own ZIP code that's right   in the year 1930 the merchandise mart opened its  doors to the world as the largest building in the   world it's 4 million square foot area served such  a large influx of visitors daily that it required   its own l-stop and a connection to Chicago's  now abandoned 60 miles of underground Freight   tunnel perhaps what mystifies me most is that the  merchandise mart was built above a massive train   yard and that for many decades Freight delivery  was possible right into the heart of Chicago   this near century-old Art Deco Masterpiece still  stands on the bank of the Chicago River and serves   around 20 000 people daily in modern times in ways  this building has also been disconnected from its   Origins as emphasized by this permanently lifted  train bridge leading to a track line that has   long since ceased to run begging the question  what exactly happened her