Don't fight the urge to travel in retirement if it means traveling alone. The best trips for solo travelers over the age of 50 provide opportunities to safely go on exciting adventures while meeting new people. Wondering what interesting destinations to add to your bucket list? We've pulled together unforgettable, wallet-friendly trips, domestic and international, that'll inspire you to hit the road or hop on a plane, train, or boat — or simply explore local attractions — to see the world in a whole new way. Are you looking at other destinations worth sharing? Tell us in the comments.