FILE PHOTO: The 550 foot-tall (167.6 m) High Roller observation wheel, the tallest in the world, is the centerpiece of the $550 million Linq project, a retail, dining and entertainment district by Caesars Entertainment Corp, in seen in Las Vegas, Nevada April 9, 2014. Eldorado’s offer of $12.75 per share represents a premium of about 28% to Caesar’s closing price on Friday and an equity valuation of about $8.54 billion.