Over $2.5 billion has been confiscated from Canadians traveling to the USA, funding the police who grab it.
If you are bringing cash to the land of the free, you will find that that saying really means they are FREE to seize all your money under the pretense you are engaged in drugs with no evidence or other charges.
It costs more money in legal fees to try to get it back so it is a boom business for unethical lawyers to such an extent than only one in sixth people ever try to get their money back and the cops just pocket it. That's right. Money confiscated is usually allowed to be kept by the department who confiscated it.