Many travel websites are now available for families wanting to make the most of their activity travel.

Tour operators, activity centres and travel enthusiasts offer guidance, advice and holidays designed specifically for families with children.

Here is a selection:

Esprit - www.esprit-holidays.co.uk runs skiing and summer holidays for families

Thomson - www.familyadventures.com takes families to destinations such as Belize, China, Panama and Tanzania.

Take the Family - www.takethefamily.com includes a selection of city and activity breaks.

Bush Baby Travel - www.bushbabytravel.com specialises in family safaris.

PGL - www.pgl.co.uk and Acorn Venture - www.acorn-venture.com run adventure holidays for families.

www.babygoes2.com and www.family-travel.co.uk offer advice on the practicalities of taking children on holiday.

www.familyonabike.org is written by travel enthusiasts with children, as is www.travelwithyourkids.com, which has some comprehensive information on destinations.

www.airsafe.com has a section on child safety in the air, while www.freetraveltips.com has has some general tips for travelling kids.

The US Center for Disease Control and Prevention - www.cdc.gov Traveler's Health page has an advice section on travelling with children.

Other US websites offering advice and holidays include: