Whassup everyone. Following are some good sites which provide very good approach plates. Could any of the moderators please make this topic sticky, it contains many approach plates.
https://164.214.2.62/products/digitalaero/index.cfm This site is provided by the US Military. It has tons of airports from around the world.
http://www.airtraveler.com This site contains very good approach plates for nearly every single US airport. Free registration required.
http://www.vatsim.net Then go into the country or region you want; they all have charts. For European charts go to the 'Europe' region on the vatsim.net site then when the new page comes up, go to 'countries' on the top of the page then choose the country you want.
http://www.aopa.org/asf/taxi/ This contains airport taxi diagrams for every single towered US airport.
http://www.ais.org.uk Approach plates for British airports. Free registraion required. Click on the British Isles only service and type in 'Flight Simulation' in the 'other' box on the registraion form.
http://www.mil-aip.de/ This is German military site. Contains approach plates for all military airports in Germany and some civil airports too.
http://www.geardown.de/vacc-sag/ Approach plates for Austrian, German and Swiss airports.
http://www.vacc-france.org/2003/index_en Approach plates for French airports.
http://www.hkatc.gov.hk/hkatc/HK_AIP/AD.pdf A large PDF file which contains all charts for Chep Lap Kok airport (VHHH) and also Kai Tak (VHXX)
Well, if I find some more, I will post them all here, so please make this topic sticky!
Safe, Asda