Amongst the myriad websites relating to Corsica there are two that are well researched and informative :
www.corsica-isula.com
www.corsicaholiday.com

Make your stay - order a vintage  Armagnac from the cradle of production, delivered to your door prior to departure :
www.armagnac-express.com

Independent guide to the town of Porto-Vecchio
Corsica including reviews, beaches, excursions,
images and video of this fashionable resort
Porto Vecchio

Restuarant Tamaricciu
http://www.tamaricciu.fr/presentation-tamaricciu.php

Corsica bike tours
http://www.digngo.com/bike-tours/classic-tours/france/corsica-bike-tours.html

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www.petershelton.eu