Cayman Islands Visa, Passport, Work Permit Requirements

Cayman Islands Immigration Department
American citizens need a valid passport and a return or an ongoing ticket for entry in to the Cayman Islands. For more info, you can visit the Tourism Department site of the island. Canadian citizens are exempted from carrying a passport but they must satisfy the following to enable them travel [...]

Cayman Islands Import Duty and Customs

Arriving in the Cayman Islands prohibited items include:

Narcotics: The possession of drugs which are illegal in the form of marijuana (ganja). It is a violation of the laws in these islands. Those who cross the boundaries of law cannot escape prosecution from the local authorities.
Firearms of all kinds including pole spears or Hawaiian Slings.
If someone [...]