Uyuni Salt Flats.

The best way to see these flags is by joining a tour. Japanese tourists often use the 'Hotaka Tour' in the town of Uyuni. You can have lunch next to the flags, and then start taking photos. Make sure to visit this breathtaking view. It's one of the must-see landscapes before you die, located in the Uyuni Salt Flats. Seeing the flags of various countries fluttering in the wind is truly moving. If you have extra space in your luggage, you might want to bring a Japanese flag to add to the display.