- The Digital Archaeological Record

Preserving the Past for the Future

tDAR is your online archive for archaeological information.

Access & Use

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

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Contribute documents, datasets, images, and other critical archaeological materials.

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Preservation

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

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Who Uses tDAR

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

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Featured Content

California Department of Forestry 1948 Aerial Photos: Flightline 17 (Humboldt County)

A series of aerial photos taken from 1947 to 1948 by the California Department of Forestry in Humboldt County.

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Building 610 Troop Housing, Legacy Program Demonstration Project, Infantry Post Interior Rehabilitation, Fort Sam Houston, Texas

These are the architectural drawings of Building 610 in Package 10 of the Legacy Demonstration Project's Infantry Post Interior Rehabilitation....

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Photos 2853-2862

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AZ-3882

Specimen identification card for dendro sample from Aztec Ruins

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Military Heritage Map: Western Region - Map (Legacy 03-196)

This map accompanies the guidebook that describes historic sites important to American military heritage.

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tDAR Worldwide

What’s New at tDAR?

Sep 29

Pricing Changes
Posted by Rachel Fernandez
May 16

Introducing Sébastien Plutniak
Posted by Rachel Fernandez
Mar 27

2023 SAA Conference
Posted by Rachel Fernandez
Mar 29

2022 SAA Conference
Posted by Rachel Fernandez
Jul 30

Archaeology and Data Management Survey
Posted by Rachel Fernandez

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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.