A photic sneeze is often caused by what stimuli?

More Questions:

Who caused the collapse of Barings Bank and inspired the film "Rogue Trader"?

What country is credited with inventing the modern, self-igniting match?

Professional tennis player, Rafael Nadal, is of what nationality?

In what country did Red Bull originate as Krating Daeng?

What's the only consonant sound that can end a word in Japanese?

Who wrote "Brave New World"?

In what country would you find the mouths of the Yukon river?

Which island of Japan is just 26 miles form Russia at its closest point?

Syncope is the medical name for what condition?

Who narrates the movie "Lock, Stock and Two Smoking Barrels"?

Who directed the 2011 movie "Red State"?

In the TV series "Seinfeld', who played the role of Kramer?

How many of Henry VIII's wives were executed?

On what holiday did construction of the Empire State Building begin?

Which stretch of water seperates Tierra del Fuego from the rest of South America?