A collection of 16 papers forming the Acts of the XIVth UISPP Congress, University of Li??ge, Belgium, 2-8 September 2001 . They address the application of 3-D imaging, the pitfalls involved, methodology and its use for reconstruction purposes with relation to prehistoric case studies.A collection of 16 papers forming the Acts of the XIVth UISPP Congress, University of Li??ge, Belgium, 2-8 September 2001 . The papers address the application of 3-D imaging in archaeology, the pitfalls involved, methodology and its use for reconstruction purposes with relation to prehistoric case studies.