One of the joys of becoming a senior is the discounts you get. FirstGov.gov provides these links:
Amtrak Senior Citizens Discount

National Park Service Golden Age Passport

Older Drivers and Aging

Travel Tips for Older Americans

AARP also has a page of travel discounts and deals at: http://www.aarp.org/travel/destinations/ - this one changes often, so check back.Want more? Go to your favorite search engine and type in: senior travel discountsTake a look at the first half dozen or so of the links presented there. Be cautious, however. Don't sign up for anything unless it's a special newsletter, and know that even then your email is likely to be sold or traded to other companies.