Don't be shy about asking for discounts, but always carry identification, such as a driver's license, that shows your date of birth -- especially if you've kept your youthful glow. In Seattle, tour companies, the Washington State Ferries, and most museums and attractions offer senior discounts. These can add up to substantial savings, but you have to remember to ask.

The U.S. National Park Service offers an America the Beautiful -- National Park and Federal Recreational Lands Pass -- Senior Pass, which gives seniors 62 or older lifetime entrance to all properties administered by the National Park Service -- national parks, monuments, historic sites, recreation areas, and national wildlife refuges -- for a one-time processing fee of $10. Besides free entry, the America the Beautiful Senior Pass also offers a 50% discount on some federal-use fees charged for such facilities as camping, swimming, parking, boat launching, and tours.

Note: This information was accurate when it was published, but can change without notice. Please be sure to confirm all rates and details directly with the companies in question before planning your trip.