Will Las Vegas build the world’s largest observation wheel? The Strip is in the middle of a huge makeover of part of its world-famous stretch of urban neon. The project in question is the land that Caesars Entertainment is transforming into The Linq –  once just a back alleyway and a large parking garage, soon to become Las Vegas first pedestrian-only, open-air retail, dining and entertainment district. The new urban space will be crowned with the world’s largest observation wheel, an adroit feat of symmetrical technological and engineering design. Construction on the Linq started in November 2011. To create the…