The Irodo River is located in northern

Madagascar Madagascar, officially the Republic of Madagascar, is an island country that includes the island of Madagascar and numerous smaller peripheral islands. Lying off the southeastern coast of Africa, it is the world's List of islands by area, f ...

. Its sources are situated in the Ambohitra Massif and flows into the

Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or approximately 20% of the water area of Earth#Surface, Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia (continent), ...

. Near

Sadjoavato Sadjoavato is a town and commune () in Madagascar. It belongs to the district of Antsiranana II in the Diana Region. It is situated between Antsiranana and Ambilombe on the National Road No.6 at a distance of approx. 51 km from Antsirana ...

it formed the

Tsingy Rouge The ''Tsingy Rouge'' (''Red Tsingy'') is a stone formation of red laterite formed by erosion of the Irodo River in the region of Diana in northern Madagascar. It is situated approximately 60 km south of Antsiranana near the town of Sadjoavato ...

, a stone formation of red

laterite Laterite is a soil type rich in iron and aluminium and is commonly considered to have formed in hot and wet tropical areas. Nearly all laterites are of rusty-red coloration, because of high iron oxide content. They develop by intensive and prolo ...

formed by erosion.''Tsingy Rouge de Diego Suarez''
/ref>

References

Rivers of Diana Region Rivers of Madagascar {{Madagascar-river-stub