Ministry of Tourism / Greek National Tourism Organisation

http://www.gnto.gr/index_gr.html

The official site of Greece’s National Tourist Organisation.
An extensive travel guide including information about accommodations, sightseeing and transportation, as well as a business guide with information about various programmes, bids for tenders, statistics and legislation.

British Embassy

http://www.british-embassy.gr

Travel information for all British tourists travelling to Greece

“Eleftherios Venizelos” airport

http://www.aia.gr

The official site of “Eleftherios Venizelos” airport. 
Information concerning all flights within Greece and abroad.

Currency Exchange rate calculator

http://www.x-rates.com/calculator.html

Local time in several world cities

http://www.swissinfo.net/cgi/worldtime

Best seas and coastlines in Greece

http://www.thalassa.gr

The Ministry of the Environment’s Guide to Greece’s coastlines, complete with photographs, information about the quality of the water and other sea facts.

The weather in Greece and abroad

http://www.forecasts.gr

World weather forecast.
Information provided by the National Observatory of Athens and the Institute for Environmental Research.

Travel Warnings by the American Government

http://www.travel.state.gov/travel/warnings.html

Information issued by the American Government about countries it recommends avoiding and those it considers secure.

Australian Embassy

http://www.dfat.gov.au

Travel information issued by the Australian authorities

French Embassy

http://www.ambafrance-gr.org

Contains relevant information for all French citizens.
Everything you should know about Greece or other neighbouring countries you will visit.

British Ministry of Foreign Affairs

http://www.fco.gov.uk

Travel information issued by the British Ministry of Foreign Affairs