FACTUAL RIDDLES XLIX

1. It abuts water on only one of its four sides.
2. It's an ellipse in Vatican City.
3. It's a woodwind from Central Europe.
4. It's a rodent native to the Andes.
5. It's an American game of German origin
6. They are mathematical symbols from India.

Answers:

1. Rhode Island
2. St. Peter's Square
3. English horn
4. Guinea pig
5. Chinese checkers
6. Arabic numerals