The finishing touches are almost complete for the Desert Diamond West Valley Casino, owned and operated by the Tohono O'odham Tribal Nation near Loop 101 and Northern Avenue.
Sunday marks the grand opening for the property, which boasts 1,089 slot machines, food court, and other amenities.
"It's days away, and we're so excited and we can't wait to welcome people to our new home," said Treena Parvello, director of public relations for the Tohono O'odham Gaming Enterprise.
Parvello said the attention to every detail was deliberate, from the types of slot machines and where they are placed in the facility, to the open aisles, and even the chairs.
"All of that has been taken into consideration, from the guest perspective, in the opening of this facility," explained Parvello.
The casino's opening isn't without controversy.
The tribal nation is embroiled in a legal fight with the state over a specific gaming license.
The tribal nation has won 19 lawsuits, and expects to come out victorious in two more, set for next year.
Casino representatives that will pave the way for even more gaming space, a planned hotel and a convention center.
The grand opening for the Desert Diamond West Valley is for Sunday at 1 p.m. at the property near Loop 101 and Northern.