Rip Off Britain: Holidays

Gloria Hunniford, Angela Rippon and Julia Somerville get to the bottom of which countries are ones where it is, or isn't, safe to drink the tap water, and testing out the most effective ways to beat travel sickness. Also, as travellers reveal how they've ended up out of pocket thanks to pre-paid currency cards, there's advice on how to avoid ending up in the same position. Plus, Simon Calder has advice on visiting California.