Hanoi, April 23 -- Beach destinations are leading Vietnamese travellers' preferences for domestic trips during the upcoming Hung Kings Commemoration Day and Reunification Day (April 30)-May Day (May 1) holidays, according to recent data from online travel platforms. The rare "holiday combo" this year, with the Hung Kings Commemoration Day holiday (April 25-27) followed closely by the April 30-May 3 break, is giving locals an extended window for leisure travel. A survey by booking.com shows that around 33% of Vietnamese respondents are planning short domestic trips, while 22% are opting for longer international journeys compared to last year. Among domestic destinations, coastal areas continue to dominate. Da Nang, Nha Trang, Vung Tau, Phu...