Lao people boast a plethora of distinctive monuments and architectural styles. One of the most notable structures is That luang, the Great Sacred Stupa, in Vientiane. Its dome like Stupa and four-cornered superstructure is the model for similar monuments throughout Laos . Stupas serve to commemorate the life of the Buddha and many Stupas are said to house sacred relics (parts of Buddha's body). Generally, Hinayana Buddhists cremate the dead body then collected the bone and put in stupa which up in a round the temple. Deferent styles of architecture are evident in the numerous Buddhist Wats.