It may not last 12 months and it may not be defined by the academic calendar, but the so called “grey gap year” is steadily becoming an alternative to cruising for retired baby boomers. The Guardian interviewed several of those takings long breaks in their 60s. They include a couple on a five month trip backpacking around Europe, America and Australia, deciding where to go next a week in advance, and not planning to return home until the money runs out.