Source google image: https://asiapearltravel.com/wp-content/uploads/2015/07/Halong-Bay-Cruises-Dragon-Legends-Special-Discounts1-300×153.jpg
Vtt discount
Source google image: https://asiapearltravel.com/wp-content/uploads/2015/07/Halong-Bay-Cruises-Dragon-Legends-Special-Discounts1-300×153.jpg