Tell this site when you were born and it will show you how prices and incomes have changed since then. Some of the results are a little surprising, as prices haven’t always gone up.

A one-man site giving free access to Ordnance Survey map showing UK public footpaths, cycle paths, bridleways and other rights of way; normally you pay for this.

Use this site to see if your website or one you like is blocked to Chinese locals by the Great Firewall of China. They used to block my website but it seems I am no longer deemed a threat.

Royal Shakespeare Company; their newly revamped site is impressive, making it easy to work out what's on where and find lots of information about each production, behind the scenes reports and much more.

This is a one-woman site that collates information about products that are built to last, a thoroughly laudable aim. She makes money when you buy a product through them, but is free to use.

From the Royal Society for the Prevention of Accidents, this website aims to help drivers who are in their later years be safe. It mostly avoids being patronising.

Fascinating videos and pictures from the deep water exploration of the Marianas Trench; sights man has never seen before, five miles underwater.

Excellent update of the Museum of London’s website, going from Roman London to Medieval times. Scroll and click a lot to see it all.

Alongside the Queen’s 90th birthday celebrations, the Royal family’s website has been spruced up and is now rather impressive. Lots of pictures and videos as well as facts and figures.

Wonderful site for downloading safe copies of many popular programmes and making sure that they are kept up to date. It can save you hours.

This is a travel booking site like many others, but which harnesses data better than most to show when the best time to book flights; click on the “flight insight” section.

Extremely clever site that lets you edit your photos to remove things you don’t want in the picture. Tidy up the background, or even remove a whole person.

Open Yale Courses gives free access to a huge selection of fascinating introductory courses from teachers at Yale University. It includes a video lectures and associated course materials. Huge range of subjects.

Foreign Office site that lists all the current Government travel advice; you can register to receive updates as and when published.

Every year over a million patients complete a survey about their Doctor, and you can see the results here, nationally or by Practice. Makes me feel a bit sorry for them.

This is a UK charity which aims check claims made by politicians, pressure groups and others to try and catch them misleading us. www.factcheck.org does something similar in the USA.

Royal Mail’s very neat site for checking an address or postcode; search by any part of an address – it seems to know them all

I’ve mentioned this before but it’s now much enhanced – a huge collection of Pathé Newsreels, fully searchable. The “Film of the Day” is always worth a look.

A very worthwhile and expensive effort by Google to make museums and archives worldwide available to all. It takes a bit of learning, but worth the effort. You might start with their digest of the British Museum.

This contains nearly every speech given in Parliament from 1803-2005, you can to search them in ways not possible anywhere else. Looks a bit dull but isn’t.

Government publications; use the buttons on the left to find your subject – Open Consultations, for example, if you want to give them your two penn’orth.

Excellent and growing collection of short talks on a huge range of subjects from intelligent people. Some of it’s a bit worthy, but it’s always interesting.