Passport/Visa Requirements: Australian and U.K. citizens need passports. The Mexican government charges a tourism tax of about US$20 for all visitors except cruise-ship passengers and a departure tax of US$25, though both are usually included in the price of your airline ticket. A yellow-fever certificate is required if you're arriving from an infected area (contact health authorities for the latest information).
All U.S. citizens must have a passport when traveling by air to or from Bermuda, Canada, the Caribbean, Central and South America and Mexico. Citizens of Canada, Mexico and the British Overseas Territory of Bermuda also must have a passport or other designated secure document to enter the U.S.
Beginning 1 June 2009, passports are required for land crossings at the Canadian and Mexican borders with the U.S. and for cruise passengers returning to the U.S. from Mexico, the Caribbean, Canada or Bermuda. Reconfirm travel-document requirements with your carrier prior to departure.
Population: 71,401.
Languages: Spanish is the main language, but English is widely spoken. A few people speak Maya.
Predominant Religions: Christian (Roman Catholic).
Time Zone: 6 hours behind Greenwich Mean Time (-6 GMT). Daylight Saving Time is observed from the first Sunday in April until the last Sunday in October.
Voltage Requirements: 110 volts.
Telephone Codes: 52, country code for Mexico; 987,area code for Cozumel;