PHNOM PENH, Cambodia — A Cambodian naval port expansion funded by China that has raised concerns over Beijing's growing military reach in the region has been completed. The port will host a ...

At first it is no more than an umber smudge in the forest canopy of northern Cambodia. Beneath us sprawls the lost city of Angkor, now in ruins and populated mostly by peasant rice farmers.

In addition, the Cu Chi Tunnels would house soldiers, transport military supplies, set up traps and mount surprise attacks. Take an hour-long flight from Ho Chi Minh City to Siem Reap, Cambodia.