The Workshop Venue is Room A323 on the third floor of Building 241. The Argonne Micro Assembly Facility (AMAF) (module lab) is in Building 223, Room S107. Building 223 is connected to Building 241. The Guest House accommodations are in Area 400 of the ANL Campus: https://www.anl.gov/reference/argonne-campus-map.
Note that you need to register separately for Argonne site access. Please fill out the following form by April 30th to ensure smooth processing: Badge Site Access Registration Form.