• exploring son doong cave in early spring
    15:07 | 27/02/2018
    Many tourists wish to explore the biggest cave in the world, Son Doong, between 2-5 million-years old is a massive cave system in the central province of Quang Binh. Following are photos from an expedition of a group of tourists to Son Doong cave in the early days of the New Year.
    Prev         Next