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The Myth of Son Tinh & Thuy Tinh, Vietnam

How Vietnam Got Its Floods: The Myth of Sơn Tinh & Thủy Tinh

First published July 2025 | Words by Joshua Zukas | Read time 10 minutes

Joshua Zukas

Joshua is a contributing writer for Vietnam Coracle. A freelancer whose body of work focuses primarily on travel & architecture, Joshua covers Vietnam regularly for Lonely Planet, Michelin Guide, Insider, Ink Global & many of Asia’s top inflight magazines. He also writes intermittently for publications such as The Economist, Wallpaper & Interior Design Magazine. He holds an MSc in sustainable tourism….read more about Joshua


The Mythological Origin of Vietnam’s Annual Monsoon Storms & Floods

One of the most dramatic Vietnamese myths is the tale of Sơn Tinh and Thủy Tinh. Though perhaps a clichéd story shaped by traditional gender roles and the classic triumph of good over evil, it nevertheless provides a powerful explanation for Vietnam’s perennial, flood-inducing typhoons – and reveals how the Vietnamese learned to resist them. Sơn Tinh remains one of the country’s most beloved heroes: he is said to dwell atop the highest peak of Ba Vì Mountain, counts among the Four Immortals and even lends his name to a craft rice wine. Many Vietnamese over a certain age know the story through Sơn Thần Thủy Quái, a beloved, low-budget 1989 television elaboration of the myth. Still images from this film help illustrate my own interpretation of this story below, along with photos of Vietnam’s landscapes and drawings by Trần Phương Thoại, which appear in Thiên và Ác và Cổ Tích, published by Kim Đồng Publishers in 2019.

CONTENTS:

What Are Etiological Myths?

The Story of Sơn Tinh & Thủy Tinh

Related Posts

If you enjoy this article, see Related Posts for similar stories and please support Vietnam Coracle or consider purchasing one of my Offline Guides & Maps from the shop. Thank you, Tom

The Myth of Son Tinh & Thuy Tinh, Vietnam
The feud between Sơn Tinh (left) & Thủy Tinh (right)

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[Back to Contents]


What are Etiological Myths?

Etiological myths, also known as pourquoi stories, form the backbone of many cultural legendaria. In English-speaking cultures, these are commonly referred to as just-so stories, a term popularised by Rudyard Kipling in 1902. In essence, they are imaginative and often playful narratives that offer fantastical explanations for the world’s peculiarities – why animals appear as they do, how certain landscapes came to be, or why natural phenomena behave in formally unexplainable ways. Among the most familiar examples in the West are the biblical tale of the serpent, doomed to forever crawl on its belly for deceiving Eve, and Kipling’s “The Elephant’s Child,” which recounts how the elephant’s trunk was born when a curious youngster stumbled into an altercation with a crocodile. Vietnam’s rich legendarium, too, is replete with etiological myths, many of which seek to explain the country’s diverse geography.

Selected Resources What’s this?

The most well-known Vietnamese etiological myth, at least among visitors, explains the formation of Hạ Long Bay. While various versions exist, one of the most popular tells of the King of Heaven sending dragons to defend Vietnam from northern naval invaders. These ethereal creatures spat out jade and pearl, which transformed into islands that sank enemy ships and created a natural fortress – the seascape seen today.

A lesser-known etiological tale recounts the origin of Ba Bể Lake. According to legend, a deity disguised as a beggar arrived in a village to test its hospitality. Only a kind widow offered him shelter, sharing what little she had. As punishment for the other villagers, the deity unleashed a catastrophic flood that drowned the valley, sparing only the widow’s home, which rose above the waters to become a small islet now known as Hòn Bà Góa (Widow’s Island). It’s still possible to visit the island today.

Tuan Chau→Cat Ba Island Ferry, Ha Long Bay, Vietnam
Etiological myths often explain natural phenomena, such as the limestone karsts of Hạ Long Bay

Ba Be Lake, Vietnam
Ba Bể Lake is another Vietnamese natural phenomenon explained by an etiological myth

Fansipan Mountain, Vietnam
The mountains & the forest: realm of Sơn Tinh

Monsoon rain, Vietnam
The ocean & the clouds: realm of Thủy Tinh

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The Story of Sơn Tinh & Thủy Tinh:

How Vietnam Got Its Floods

Long ago, when the mountains and rivers still manifested as spirits, King Hùng Vương XVIII reigned over Văn Lang, the first Vietnamese kingdom. He possessed power and wisdom beyond most mortals, and he was also a devoted father to his daughter: Mỵ Nương Ngọc Hoa. The kingdom’s radiant princess was uncommonly beautiful even from a young age, with a grace that was said to rival the first buds of spring. As Mỵ Nương blossomed into a young woman, King Hùng Vương became increasingly occupied with securing her a worthy husband. Knowing that Mỵ Nương would – and should – settle only for the best that the universe could offer, the king announced a call for suitors from across the realms, summoning princes, warriors and even divine beings.

Selected Resources What’s this?
King Hùng Vương
King Hùng Vương XVIII, played by Lê Cung Bắc in 1989 film ‘Sơn Thần Thủy Quái’

Princess Mỵ Nương
Princess Mỵ Nương, depicted in Thiên và Ác và Cổ Tích, published by Kim Đồng Publishers

Among those who came forward, two stood higher than the rest: Sơn Tinh, the lord of the mountains, and Thủy Tinh, the master of the oceans. These were no mere spirits or minor deities; they were ancient gods, primordial embodiments of the elements themselves. Sơn Tinh arrived clad in a cloak of forest mist, his presence accompanied by fragrant winds and the whisper of rustling leaves. With a single gesture, he summoned hills covered in trees and caused rocks to pile into lofty peaks. Thủy Tinh appeared amidst swirling storm clouds, and with one breath he conjured heavy rain, foaming waves and torrents that threatened to engulf the earth.

Sơn Tinh and Thủy Tinh
Sơn Tinh, lord of the mountains (left) & Thủy Tinh, master of the oceans (right)

Sơn Tinh
Sơn Tinh, played by Lý Hùng in 1989 film ‘Sơn Thần Thủy Quái’

The king, presumably a little intimidated, found himself in a torment of indecision. How could he choose between the steadfast strength of the mountains and the relentless power of the sea? And, perhaps more worryingly, what havoc might the rejected suitor inflict upon his kingdom?

Settling on a way to decide fairly (and to divert destruction), he proposed a challenge: the first to present a nine-tusked elephant, a rooster with nine spurs and a horse with nine flowing manes would win Mỵ Nương’s hand. At dawn the next morning, the god who stood at the palace gates with these rare treasures of nature would be the victor.

Mountains, Vietnam
Sơn Tinh possesses the power of the mountains & the forests

Rains, Vietnam
Thủy Tinh possesses the power of the sea & the sky

Swift as a hawk, Sơn Tinh scoured the forests and plains, his quest raising new ridges and valleys. By the time the first golden rays of sunlight touched the palace walls the following day, he returned triumphant with the magnificent mutants. True to his promise, King Hùng Vương granted Sơn Tinh Mỵ Nương’s hand, and the princess gladly accepted her new husband.

Selected Resources What’s this?

When Thủy Tinh arrived moments later with his own trio of anomalous animals, he saw only the empty courtyard and the distant shape of Sơn Tinh departing with Mỵ Nương. Consumed by humiliation, he howled into the sky. The winds turned savage, black clouds crowded the heavens and the rivers burst from their beds in monstrous floods. Waves crashed against the foot of the mountains, sweeping away villages, fields and forests in their wrathful surge. Despite his efforts, King Hùng Vương’s worst fears had come to light, and now his kingdom faced imminent destruction.

Thủy Tinh
Sơn Tinh, played by Công Hậu in 1989 film ‘Sơn Thần Thủy Quái’

Monsoon storm, Vietnam
Thủy Tinh summoned the power of storms in his fight with Sơn Tinh

Sơn Tinh, now a dutiful son-in-law and protector of the realm, refused to allow the annihilation of the family legacy he’d just married into. With the help of mountain spirits like Cao Sơn (literally “high mountain”), he caused the hills to grow even taller, raising the earth above the ravenous waters. He enlisted the strongest men and taught them to build embankments and dykes to defend their settlements, weaving an intricate system of barriers to stand against the ocean’s fury. The land trembled as mountains climbed higher and torrents smashed against their sides, a titanic duel between earth and water that the world had not yet seen.

Sơn Tinh
Sơn Tinh (Lý Hùng) using magic to defeat Thủy Tinh in 1989 film ‘Sơn Thần Thủy Quái’

Flood dyke, Vietnam
To withstand the wrath of Thủy Tinh, Sơn Tinh taught people how to construct dykes as barriers against the floods

Days turned into weeks, and weeks into months. And although Thủy Tinh’s fury seemed infinite, even the sea cannot rage forever. Exhausted, he finally withdrew, his waves receding, leaving behind a sodden but ultimately undefeated land. Yet he swore eternal vengeance, vowing to return year after year to remind the world of his everlasting vindictiveness. To this day, the annual monsoon floods in Vietnam are seen as Thủy Tinh’s unrelenting assaults, a living reminder of an ancient heartbreak and humiliation.

Today, the marriage of Sơn Tinh and Mỵ Nương can be understood as a union of man and spirit but also a cosmic symbol of Vietnam’s enduring battle against nature’s extremes. Each typhoon season, the rivers swell and fields disappear beneath water – but Sơn Tinh’s mountains and the dykes he taught the Vietnamese to build will always rise to meet them.

If you enjoyed this article, see Related Posts for similar stories and please support Vietnam Coracle or consider purchasing one of my Offline Guides & Maps from the shop. Thank you, Tom

Floods, Vietnam
Vietnam’s annual floods are testament to the enduring anger of Thủy Tinh

Floods, Vietnam
Even Vietnam’s modern cities have to cope with Thủy Tinh’s annual storms

Sơn Tinh & Mỵ Nương happily married
Sơn Tinh (Lý Hùng) & Mỵ Nương (Diễm Hương) happily married in 1989 film ‘Sơn Thần Thủy Quái’

*Disclosure: Vietnam Coracle content is always free and independent. Joshua has written this article because he wants to: he likes Vietnam’s myths and he wants readers to know about them. For more details, see the Disclosure & Disclaimer statements and my About Page

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