Niagara Falls famous restaurant

My brother decided to take niagara falls tours from nyc. My brother is excited about this tour and I suggest that my brother visit the Niagara Falls restaurant and enjoy the food there. I can share some restaurant's names here.
Prime Steakhouse Niagara Falls.
Morton's Grille.
Massimo's Italian Fallsview Restaurant.
Fallsview Grand Buffet Restaurant.
Niagara Distillery and Billy Bones BBQ.
Scoops Restaurant.
Skylon Tower Revolving Dining Room.
Ag Inspired Cuisine.
Can you tell me which one is better? Do you have any experience these restaurant? If yes can you share it here.

Your sharing is very amazing to me. This place is new to me. I have decided. I will go there and enjoy it. I want the best experience at Massimo's Italian Fallsview Restaurant. Guys, have you any idea or experience can you share with me? I am waiting for your response. anyway, Which is your favorite spot?