Khum Phaya Resort & Spa, Centara Boutique Collection The design and architecture of Khum Phaya Resort & Spa, Centara Boutique Collection are based on Lanna (Northern-Thai) traditions and customs, distinctively for the Art of Teak Wood Carving used in the majority of the decorations including the 80-year-old teak wooden roof topping. Plus, in-room furniture and facilities are in Lanna style. The pleasant landscape, conceived from traditional Thai style, which is an assembly of Thai mythological trees and flowers, which some age more than a hundred years, make Khum Phaya Resort & Spa, Centara Boutique Collection and unique place to stay.