General:
Lowcost airlines - http://www.europe.org/lowcostairlines.html#Italy
Italian railway - http://www.trenitalia.com
Weather in Italy - http://www.weatheronline.co.uk
Rome:
Airports of Rome - http://www.adr.it
Guide in Rome - http://www.guideinrome.com
Forum Romanum - http://www.capitolium.org
Vatican - http://www.vatican.va
Capitoline Museums - http://en.museicapitolini.org
The Christian catacombs of Rome - http://www.catacombe.roma.it
Museum Ara Pacis - http://en.arapacis.it
Galleria Borghese - http://www.galleriaborghese.it
Galleria Doria Paphilj - http://www.doriapamphilj.it
Villa d'Este in Tivoli - http://www.villadestetivoli.info
Villa Adriana in Tivoli - http://www.villa-adriana.net
Cilento:
Castellabate - http://www.comune.castellabate.sa.it
National Park of Cilento - http://www.discovercilento.com
Nationalpark Cilento (German) - http://www.cilento-nationalpark.de
Amalfi Coast:
Pompeii - http://www.pompeiturismo.it
Orvieto
Terme dei Papi - http://www.termedeipapi.it
Golf Club Le Querce - http://www.golfclublequerce.it
Holiday
https://www.ferienunterkunft-direkt.de
Accommodations for Summer Holidays in Europe and the Mediterranean
Ferienhaus in www.vacantis.com eingetragen
Ferienhäuser Holland Deutschland Frankreich Europa
traum-ferienwohnungen.de - Ferienwohnungen und Ferienhäuser
Ferienwohnung / Ferienhaus in Italien
Holiday Reviews and Hotel Reviews - Holidaywatchdog.com
Bed and Breakfast featured on EuropeandRelax
http://www.rent-holiday-homes.com
cottages and apartments in ski areas - list your rental for free
Holiday-Home - ski holidays France, Switzerland, Austria, Italy in chalet or apartment