The yearning to see faraway places and the fear of visiting them alone seem to be universal human traits. Whenever travel writer Arthur Frommer gives a lecture and opens the floor to questions, a woman inevitably raises her hand and asks whether a female can safely travel by herself. "I always notice that all the men are leaning forward to catch the answer too," says Frommer. His verdict, for all concerned: an emphatic Yes!
Once fear is conquered, many older adults find they actually prefer traveling solo. Mature Americans, 55 and older, stay away from home the longest, according to...