The biggest change affecting the travel industry is the gigantic increase in emerging countries and Chinese travelers. These travelers will change the future face of tourism more than anything else.
I believe that everyone who has the opportunity to travel round the world should visit countries in both the developing, third world and the developed world (Western Europe, USA/Canada, Australia/New Zealand, etc.). This post outlines the advantages and disadvantages of third-world, emerging country travels.
Find out definitions for the following words used frequently in the Fifty-Plus Nomad website: fifty-plus nomad, developed countries, third world (emerging) countries, expats (expatriates), long term (extended) travel, learning travel, and volunteer travel.