What do spelunkers explore?

More Questions:

Apple Brown Betty is a dessert comprised of apples and what?

How many times are Mexican refried beans fried?

In boxing who suffered defeats to Tim Witherspoon, Mike Tyson and Lennox Lewis?

Which Benedictine monk perfected the champagne method?

In the US, the horn of plenty is a common symbol of which holiday?

What kind of animal is called a heffalump, in Winnie the Pooh?

Barry Allen was the alter ego of which comic book superhero?

Zagreb is the capital of what European country?

Which European country replaced the Tolar with the Euro?

Which US state's name is derived from the Spanish words for "mountainous"?

Which country is home to the spring festival called "Holi"?

What is the meaning of the name of the constellation Ophiuchus?

What was Captain Stubing's first name, on the TV show "The Love Boat"?

On the 80's album "Purple Rain', who backed Prince?

What did John Hancock sign in 1776?