Passage: Titanic garnered mainly positive reviews from film critics, and was positively reviewed by audiences and scholars, who commented on the film's cultural, historical and political impacts. On review aggregator website Rotten Tomatoes, the film has an approval rating of 89% based on 188 reviews, with a rating average of 8/10. The site's critical consensus reads, "A mostly unqualified triumph for Cameron, who offers a dizzying blend of spectacular visuals and old-fashioned melodrama." At Metacritic, which assigns a weighted mean rating to reviews, the film has a score of 75 based on 35 critics, indicating "generally favorably reviews". Audiences polled by CinemaScore gave the film an average grade of "A+" on an A+ to F scale, one of fewer than 60 films in the history of the service to earn the score. Critics have considered it one of the greatest films ever made.With regard to the film's overall design, Roger Ebert stated, "It is flawlessly crafted, intelligently constructed, strongly acted, and spellbinding... Movies like this are not merely difficult to make at all, but almost impossible to make well." He credited the "technical difficulties" with being "so daunting that it's a wonder when the filmmakers are also able to bring the drama and history into proportion" and "found [himself] convinced by both the story and the sad saga". He named it his ninth best film of 1997. On the television program Siskel & Ebert, the film received "two thumbs up" and was praised for its accuracy in recreating the ship's sinking; Ebert described the film as "a glorious Hollywood epic" and "well worth the wait," and Gene Siskel found Leonardo DiCaprio "captivating". James Berardinelli stated, "Meticulous in detail, yet vast in scope and intent, Titanic is the kind of epic motion picture event that has become a rarity. You don't just watch Titanic, you experience it." It was named his second best film of 1997. Almar Haflidason of the BBC wrote that "the sinking of the great ship is no secret, yet for many exceeded expectations in...

Question: What is the review site called where a film has a average of 8/10 score?
Rotten Tomatoes