Kalimantan: The Indonesian region of Borneo

Kalimantan's history includes some of the earliest evidence of organised settlement on the island, along with a succession of river-based kingdoms and sultanates that flourished through trade in forest products and access to interior river systems. Dutch colonial administration brought Kalimantan under the broader control of the Dutch East Indies from the 19th century, a history that would later shape its incorporation into independent Indonesia following the Second World War.

Kalimantan is home to the Dayak peoples, an umbrella term for numerous distinct indigenous groups, including the Ngaju, Iban, Kenyah, and many others, alongside Malay, Banjar, and Chinese communities with long histories of trade and settlement along the island's major rivers.

Dayak longhouse traditions, river-based ways of life, and rich oral and artistic traditions, from woodcarving to traditional tattooing, remain central to Kalimantan's cultural identity, alongside a strong historical relationship between communities and the surrounding rainforest.

Ancient river settlements, remnants of early Kalimantan sultanates, and Dutch colonial-era sites across the region offer a window into a history shaped as much by the island's rivers as by its coastline.