The festival opened to plenty of fanfare in Dong My park in Dong Hoi city of Quang Binh province on April 23.
The event is one of many activities that is taking place throughout the city to celebrate Dong Hoi City Culture - Tourism Week 2019.
The opening night of the light festival saw thousands of local people and tourists pay a visit.
Millions of LED bulbs shone brightly to light up Dong My park.
A display shaped like the Eiffel tower sparkles at night.
The festival will run through until May 12.
The festival proved popular with young people. Here two young girls mark the occasion with a selfie.