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The Digital Archaeological Record (tDAR) is your online archive
for archaeological information.

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Access & Use

Broadening the access to archaeological data through simple search and browse functionality.

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Preservation

Dedicated to ensuring long-term preservation of digital archaeological data.

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Contribute documents, data sets , images, and other critical archaeological materials.

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Who Uses tDAR

Researchers like you. Uncover knowledge of the past, and preserve and protect archaeological resources.

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Featured Collection

USDI Bureau of Reclamation, Phoenix Area Office (PXAO): This collection contains archaeological information from investigations conducted or contracted for by the Phoenix Area Office (PXAO) of the Bureau of Reclamation. The digital information includes documents, data sets, and images. The digital files are organized into a number of sub-collections and organized generally according to the administrative and functional units administered by the PXAO. Included in the sub-collections are the results of investigations conducted in the past as well as research products for current investigations.