Northern Vietnamese province to host int’l hot air balloon festival this month
About 20 hot air balloons from different countries will participate in the fest
Hot-air balloons color sky over Ho Chi Minh City tourism fest
Sixteen hot-air balloons were flown at the festival in Thu Duc City on Saturday and Sunday
Flying high: Vietnam hot air balloon fest woos enthusiasts
At $280 hot air balloon rides remain out of reach for most