Haritha Villas + Spa is a hotel located in Thiranagama, the upmarket area of the coastline of Hikkaduwa District (southern Sri Lanka). Architecture. Haritha Villas hotel has two colonial style mansions and seven contemporary villas build with locally sourced and recycled materials. It has a yoga pavilion, tea plantation and garden. The overall look is contemporary Balinese. built by the architect Gary Fell. Ayurveda. It has a Spa specialised in Ayurvedic treatments. Two on-site Ayurvedic Doctors curate individual holistic wellness programmes after consultations. Location. Haritha Villas + Spa 20,000sqm hilltop estate is situated in Thiranagama, the upscale village of Hikkaduwa District. It's to the surfer's and festive small town of Hikkaduwa, to Galle Fort and to Colombo.