Happy Rally Activity Hints: Instant Happiness...Travel in Phayao 📌 "Use the color red to pay homage for wealth and prosperity" -- The temple is currently under construction and features a large Naga cave surrounded by mountains. It is set to become a prominent landmark for Phayao province in the future. The area of the temple boasts beautiful scenery, while the interior is designed as a cave housing various statues and sacred objects. Visitors can also seek fortune from the deity Phra Wessuwan outside.