Honolulu - 955,000 inhabitants

Under construction since Feb 2011:

32 km elevated rapid transit line from East Kapolei to Ala Moana Center:

Stage 1: East Kapolei - Pearl City 10.5 km
Stage 2: Pearl City - Aloha Stadium 6.3 km

Built by Ansaldo Honolulu Joint Venture including Ansaldo STS and AnsaldoBreda, who will supply 80 driverless vehicles.

Honolulu Rapid Transit (Official Site)

Honolulu Rapid Transit at Wikipedia