10 Detroit Facts You Should Know

1. First city to pave a concrete road
2. Home to the ice cream soda
3. Supplied 75% of liquor during Prohibition
4. First ever news radio broadcast
5. Only floating post office in the U.S.
6. Largest island park within a city
7. Only city from which one can look south to Canada
8. Great salt mines lie beneath
9. Birthplace of techno
10. Sports capital of the Midwest