What was the main method of food preservation used by the Incas to store their potatoes?

More Questions:

What martial art was originated in 1882 by Japanese doctor Jigoro Kano?

What year did Wayne Gretzky's professional hockey career start?

What does a chef do with a mandoline?

What is the capital of Sierra Leone?

What additional part does someone with Polyorhidism have?

What is a parsec a unit of?

What is the most common atom in the universe?

What was the name of the first space-ready orbiter of NASA's space shuttle program?

In the movie "The Terminator', what did the cyborg remove in order to repair itself?

In Disney's "Cinderella', who gives her a new gown and carriage for the ball?

Who was assassinated by Gavrilo Princip?

In what church was the twentieth century's first "Unknown Soldier" buried?

Which British liner did a German U-boat sink on May 7th 1915?

In the first Super Mario Bros. game, in which level is the first three-world secret exit?

What is the most densely populated US state?