Any resort that offers wedding services would be able to arrange for you to renew your marriage vows. Check out our wedding page for more information. A 'fully all-inclusive' resort covers everything but your departure tax and gifts for friends and family. Most tours off the resort are not included, however everything at the resort usually is. Some resorts such as a Club Med charge extra for drinks not served with meals and scuba diving and water-skiing.
Cruise ships charge extra for drinks, tours and they expect tips.
A passport is your best form of identification when traveling internationally. For US Citizens a passport is required for travel to most countries in the South Pacific. Australia requires a Visa. Mexico and the countries in the Caribbean require either a passport or birth certificate with a picture ID such as a driver's license. Your name on your airline tickets must match your documentation.