Transport:
Airports http://www.adr.it
Trains http://www.trenitalia.com/
Buses and underground http://www.atac.roma.it/

Museums & Sites
Galleria Borghese, Spada, Corsini, Palazzo Barberini http://www.galleriaborghese.it/
Vatican Museums official website http://www.vatican.va/
Capitoline Museums http://www.museicapitolini.org/
Ancient Rome http://www.archeoroma.com/
The catacombs of Rome http://www.catacombe.roma.it/
National Gallery of Modern and Contemporary Art http://www.gnam.arti.beniculturali.it/index.php?it/1/home
Other museums http://www.guideroma.com/links/museidiroma.htm

Music
Auditorium http://www.auditorium.com/
Conservatorio S.Cecilia http://www.santacecilia.it/scw/

Theatre & Cinema
Teatro dell’Opera http://operaroma.it/
Cinema http://www.mymovies.it/cinema/roma/

Others:
Weather forecast for Rome http://www.meteowebcam.it/0/meteo-Roma.html