The article discusses the architectural designs of western Nepal. The article reveals that western Nepal was prosperous during the rule of Khasa King from the twelfth century to the fourteen century A.D. So the historical and socio-religious influences on material arts and crafts of the region are quite evident. Secular architectural design of western Nepal are mainly of three types which are Naulo (reservoir), Dhungedhara/ Mangrha (water conduit) and Baithaka (pillared pavilion). The article includes a detailed description of miniature figures of gods, men, and creatures in a systematic order consisting of four horizontal levels and eight columns in the back wall of Mungrha of Ajayamer. The article includes 3 sketches, 6 leaves of plates, and 3 appendices which includes the distribution of naulo, mungrha, and baithaka in Western Nepal. (Rajeev Ranjan Singh 2006-10-17)