Department of Health Travel Advice
The British Government department responsible for health related travel advice.

Foreign and Commonwealth Office
The British Government department responsible for overseas relations and foreign affairs, through it's headquarters in London and Embassies, High Commissions and Consulates throughout the world.

UK Passport Office
The United Kingdom Passport Service (UKPS) website aims to assist new applicants and existing passport holders by providing information and online facilities for all aspects of application, renewal and amendments of passports for British nationals resident in the UK.