The Ancient Town of Si Thep and its Associated Dvaravati Monuments


World Heritage Identification Number: 1662

World Heritage since: 2023

Category: Cultural Heritage

WHE Type: Archaeological Sites

Transboundary Heritage: No

Endangered Heritage: No

Country: 🇹🇭 Thailand

Continent: Asia

UNESCO World Region: Asia and the Pacific

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Exploring the Ancient Town of Si Thep and Its Associated Dvaravati Monuments: A Journey Through Time

The Ancient Town of Si Thep and its Associated Dvaravati Monuments, inscribed as a UNESCO World Heritage Site in 2023, offers a captivating glimpse into the rich history and cultural diversity of the Dvaravati Empire that flourished in Central Thailand between the 6th and 10th centuries. This serially inscribed property comprises three distinct components: the unique twin-town site, featuring an Inner and Outer Town encircled by moats; the colossal Khao Klang Nok ancient monument; and the Khao Thamorrat Cave ancient monument.

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UNESCO Description of the World Heritage Site

This is a serial property of three component parts: a distinctive twin-town site, featuring an Inner and Outer Town surrounded by moats; the massive Khao Klang Nok ancient monument; and the Khao Thamorrat Cave ancient monument. Together these sites represent the architecture, artistic traditions and religious diversity of the Dvaravati Empire that thrived in Central Thailand from the 6th to the 10th centuries, demonstrating the influences from India. The local adaptation of these traditions resulted in a distinctive artistic tradition known as the Si Thep School of Art which later influenced other civilizations in Southeast Asia.

UNESCO Justification of the World Heritage Site

Criterion (ii): The Ancient Town of Si Thep demonstrates important interchanges of cultural and religious traditions that originated in India and were adapted by the Dvaravati Empire between the 6th and 10th centuries. Through these interactions, the town developed a distinctive identity expressed in its artistic and architectural traditions. The Si Thep School of Art subsequently influenced the art and architecture of other areas in Thailand. The cohabitation of Theravada and Mahayana Buddhism and Hinduism is a distinctive characteristic of Dvaravati architecture, town planning and art, and these are demonstrated by the three component parts.

Criterion (iii): The Ancient Town of Si Thep, the Khao Klang Nok ancient monument and the Khao Thamorrat Cave ancient monument bear an exceptional testimony to the Dvaravati culture and civilisation. Together, these sites demonstrate the complexity and the specific artistic and cultural characteristics of the Dvaravati period in terms of urban planning, religious architecture, and monasticism. The architectural and artistic forms of Si Thep are not found elsewhere, particularly the unique twin-town lay-out, and distinctive Dvaravati forms of sculpture such as the standing Tribhanga posture depicting body movement. The Khao Klang Nok ancient monument is the largest monument of Dvaravati art, influenced by South Indian and Indonesian artistic traditions; and the Khao Thamorrat Cave ancient monument is located in a sacred mountain and the only known cave monastery in Mahayana Buddhism in Southeast Asia.

Encyclopedia Record: Si Thep Historical Park

Si Thep Historical Park is an archaeological site in Thailand's Phetchabun province. It covers the ancient city of Si Thep, a site inhabited from around the third to fifth century CE until the thirteenth century, spanning cultural periods from late prehistory, through Dvaravati, to the golden age of the Khmer Empire. Si Thep was one of the largest known city-states that emerged around the plains of central Thailand in the first millennium, but became abandoned around the time the Thai-speaking cities of Sukhothai and later Ayutthaya emerged as new centres of power in the Chao Phraya River basin.

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Additional Site Details

Area: 866.471 hectares

Number of Components: 3

UNESCO Criteria: (ii) — Significant interchange of human values
(iii) — Unique or exceptional testimony to a cultural tradition

Coordinates: 15.4658166667 , 101.1511138889

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Image of The Ancient Town of Si Thep and its Associated Dvaravati Monuments

© Ddalbiez, CC BY-SA 3.0 Resized from original. (This derivative is under the same CC BY-SA license.)

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Thailand and the World Heritage Convention

State Party since: September 17, 1987

Status: Acceptance

Mandates to the World Heritage Committee: 1989-1995, 1997-2003, 2009-2013, 2019-2023

Total of Mandate Years: 20

Total of Mandates: 4

WHC Electoral Group: IV (Asia/Pacific)

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Monasteries and Abbeys on the World Heritage List: Sacred Landscapes of Monastic and Spiritual Life

From vast cave universities and cliffside hermitages to monumental abbeys and temple cities, monastic heritage on the UNESCO World Heritage List reflects one of the most persistent ways in which human societies have organized spiritual life, learning, and landscape transformation. These sites are not only architectural achievements but also long-lived institutional systems—sometimes still active, sometimes archaeological—where religious practice shaped settlement patterns, artistic production, and political authority.

Last updated: May 31, 2026

Portions of the page The Ancient Town of Si Thep and its Associated Dvaravati Monuments are based on data from UNESCO — World Heritage List Dataset and on text from the Wikipedia article Si Thep Historical Park, licensed under CC BY-SA 4.0. Changes made. Additional original content by World Heritage Explorer (WHE), licensed under CC BY-SA 4.0. WHE is not affiliated with UNESCO or the World Heritage Committee. Legal Notice. Privacy Policy.

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