Abstract-Mural paintings is a strong part of Thai society and its heritage, along with its culture, traditions, and local wisdom. Mural paintings are not protected nor well publicized, with concerns that this kind of painting may become extinct. This study involved gathering and presenting mural paintings in the form of a virtual museum. The paintings were reproduced and developed into an online format to preserve the heritage of cultures and local wisdom as expressed in the mural painting of the First Class Royal Temples. This is a useful tool to encourage, and educate people about mural painting through the use of a virtual museum, in particular highlighting the difference in Thai mural paintings. Results indicate that users could easily improve their knowledge of mural paintings in the First Class Royal Temples through the virtual museum while at the same time efficiently educating and publicizing these mural paintings.