Italy per 1,000 people) and 4,015,000 goods vehicles circulated on the national road network. The national railway network, state-owned and operated by Rete Ferroviaria Italiana, in 2008 totalled of which is electrified, and on which 4,802 locomotives and railcars run. The national inland waterways network comprised of navigable rivers and channels in 2002. In 2004 there were approximately 30 main airports, including the two hubs of Malpensa International in Milan and Leonardo da Vinci International in Rome, and 43 major seaports, including the seaport of Genoa, the country's largest and second largest in the Mediterranean Sea. In 2005 Italy maintained a
(What Is) Love? song. Lopez's vocals for the song were recorded and produced by Kuk Harrell, with recording assistance from Jim Annunziato and Josh Gudwin at Conway Studios in Hollywood, California. Annunziato and Eric Eylands handled audio engineering of "(What Is) Love?", while the song was later mixed by Mike "Handz" Donaldson at Chalice Recording Studios in Los Angeles, California. "(What Is) Love?" deals with the topic of "not knowing what love is". The song's co-writer Gordon stated that: "I felt like so many woman have that same story. No fathers, families, abusive boyfriends and husbands..no parental support, they feel alone .. I've