Visas: Citizens of the USA, Canada, and most
European Commonwealth countries do not require visas. Visas are required by citizens of
some countries, including Australia, New Zealand, India and Sri Lanka. In most countries,
visas are obtained through the British Embassy.
Health risks: Dengue fever; a vaccination certificate for yellow fever is required
for travelers who have been in any country in the past six months where yellow fever is
endemic (eg many South American countries)