Which river carved the Grand Canyon?

More Questions:

Who appears on the cover of the "Pokemon Yellow" video game?

What board game, set during World War II, is dubbed "A Game of High Adventure"?

What is the name of the sword of King Arthur?

What year did H. G. Wells publish "The Island of Doctor Moreau"?

What children's classic first chapter is titled "The River Bank"?

Jefferson City is the capital of which US state?

Under what brand name does Roche market the sedative diazepam?

On what number is the decimal system based?

In 2006, David Bowie was awarded a Grammy award for what?

Who played Rodney Trotter in the TV series "Only Fools and Horses"?

What actor partnered up with Mel Gibson in the Lethal Weapon movie series?

What other singer's death inspired Paul Simon to write "The Late Great Johnny Ace"?

On what TV show is Momcorp the world's largest megacorporation?

In the novel series, "A Series of Unfortunate Events", who was the Baudelaire's sixth guardian?

In Greek mythology, what were Medusa, Stheno and Euryale collectively known as?