What fictional city does "Batman: Arkham Knight" take place in?

Gotham City

What 1984 comedy features the team called the Ghostbusters? In Minecraft, what material must you mine to access the Nether world? In which Central American country is the Petén Basin situated? Which tuberous vegetable is thinly sliced and baked or fried to make potato chips? Which singer-songwriter released the album "Blue" in 1971?