Here are some useful web sites for fuel efficient cars-

(Green Congress- Exceptional site for new info on fuel-saving cars)
http://www.greencarcongress.com/city_car/

(VW concept car that will not be produced)
http://www.seriouswheels.com/top-vw-1-liter-car.htm

(talk about diesel fuel cars)
http://www.maesco.com/dt/dieseltalk/dieseltalk.shtml

(info on diesel powered motorcycles and cars)
http://thekneeslider.com/archives/category/diesel-engines/

(125 mpg car?)
http://www.rqriley.com/cent.html

(running on vegetable oil?)
http://journeytoforever.org/biodiesel_svo.html

(99 mpg Geo Metro)
http://www.thesoydaily.com/BiodieselBiobased/grstar8202002.asp

(horrible little Tata car (with curtains?) for India with high mpg. )
http://www.tata.com/tata_motors/media/200304_small.htm

(2 cylinder small Axiam
http://www.qbmotorcycles.co.uk/aixam.htm
http://www.aixamatwheelsnw.co.uk/showroom.html

(72mpg Dodge Intrepid)
http://www.dailykos.com/story/2005/8/3/15219/08244

(some popular diesel powered pre-owned cars)
http://bangernomics.tripod.com/diesel2.htm

(a lot of info on electric powered vehicles in the UK)
http://www.evuk.co.uk/news/

(small German cars and a link to the Smart Car page)
http://sps.k12.mo.us/khs/german/germany/autos/dtauto.htm

(1957 magazine with info on cars that had high mpg even back then)
http://www.motoringlife.ie/featuresml0905.htm

(Toyota shelves 104 mpg car
http://www.therant.info/archives/000060.html

(three wheel cars)
http://www.ccpc.net/~jaho/on3wheel.html

(very strange “Little Green Car”
http://daviswiki.org/Little_Green_Electric_Car

(another strange 3-wheel vehicle)
http://www.threewheelcar.com/

(Santa Rosa, CA.- “ZAP” car)
http://www.canadiandriver.com/news/051122-6.htm

(Skinny “Tango” car)
http://www.commutercars.com/

(odd variety of cars)
http://growabrain.typepad.com/growabrain/cars/

(Torrance, CA.- not a high mpg, but clever 3-wheeler)
http://www.roadstercycle.com/

(small pre-owned economical cars)
http://members.aol.com/barneyrael/car-page.html

(small economical production cars)
http://www.ecobusinesslinks.com/fuel_efficient_vehicles.htm

(Peter’s Oddball cars)
http://www.lexam.net/peter/carnut/oddball.html

(12,670 mpg !!! PAC-CAR II . World’s most efficient car)
http://www.primidi.com/2005/07/05.html
http://www.ethz.ch/news/ethupdate/2005/050625_2/index_EN
http://www.challengebibendum.com/challenge/front/affich.jsp?codeRubrique=55&lang=EN&newsID=15769&catCode=ACTU_M_EN

(London: ECH-2o needs the power of a 25 watt light bulb to run car)
http://www.cnn.com/2005/TECH/07/04/eco.car/
http://www.pcmag.com/article2/0,1895,1834513,00.asp

(Always save the best for last! Check this website out carefully for great cars!)
http://www.hypercars.com/main.html