The huge Limestone caverns that housed the former Pathet Lao headquarters in the Hua Phan province, just west of the Vietnamese border, are being promoted as tourist attraction in an effort to boost Laos foreign currency earnings.
The huge Limestone caverns that housed the former Pathet Lao headquarters in the Hua Phan province, just west of the Vietnamese border, are being promoted as tourist attraction in an effort to boost Laos foreign currency earnings.