The official biography of Kim Jong Un's father, Kim Jong Il, says the second-generation leader was born on Paektu when a double rainbow filled the skies.

North Korea’s leader Kim Jong UN has scaled Mt. Paektu, his country's highest mountain, according to state run media .

Only those from the “Mount Paektu bloodline,” or those with a direct lineage to the country’s founder Kim Il Sung, are deemed legitimate successors.

The volcano -- Mount Paektu, which is topped with a deep crater lake -- is at the heart of North Korea’s foundation myth, and is used to legitimize the Kim family’s three generations of power.

Mount Paektu in 2017. Kim Il Sung, North Korea’s founder and Kim Jong Un’s grandfather, purportedly used the mountain as a hideout when fighting Japanese occupation.

He was also pictured with North Korean soldiers and pilots. Kim Jong Un is seen atop Mt. Paektu in North Korea, in images released by state media April 19, 2015.

Birth place: Sources vary between Khabarovsk, Union of Soviet Socialist Republics/Siberia and Mount Paektu, Democratic People’s Republic of Korea Father: Kim Il Sung, former president of ...

Paintings aim to depict various "victories" for North Korea across its existence with trumped-up images of Kim Jong Un and his father, Kim Jong Il.

North Korea said Kim's late father, former leader Kim Jong-il, was born in a military hideout on Mount Paektu, despite the fact that he was born in Russia's Far Eastern city of Khabarovsk.

Birth place: Sources vary between Khabarovsk, Union of Soviet Socialist Republics/Siberia and Mount Paektu, Democratic People’s Republic of Korea Father: Kim Il Sung, former president of ...