Bellagio, encore, or 750 mandalay bay vegas?

For about the same price would you stay at the standard room with a lake view at bellagio, the encore at wynn, or th 750 room in mandalay bay? and why?

Mandalay Bay when Barrett Jackson was there

Encore - its the newest

Of the three, Mandalay Bay. The best pool in Las Vegas.

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Bellagio as it is the most centrally located of the 3.