Travelling with children is often very rewarding. Parents and carers are likely to see places and meet people they might not if travelling without children. But preventable infectious diseases can ruin the experience and put lives, especially young lives, at risk. Preventing illness in the travelling child needs forward planning. The risks of the destinations should be reviewed using up-to-date resources available at www.smartraveller.gov.au, www.who.int and www.cdc.gov.