A Native American tribe in South Dakota collects bottle caps left by campers, using them as currency. Several banks in the area now recognize the caps as legal tender.
225
Colorado switched mile marker "420" to "419.99" to stop people from stealing it.
37
In downtown Churchill, Manitoba, it's illegal to lock your car doors in case someone needs to escape from a polar bear.
15
Al Capone's armored limousine, after being seized by the feds, was later used to protect Franklin Delano Roosevelt (FDR), 32nd President of the US, after the attack on Pearl Harbor.
20