The following locations are currently part of the ARPAST long-term research program. The owners have graciously agreed to allow ARPAST access to investigate these facilities over an extended period of time.
- Pythian Castle - Missouri
- Tuberculosis Sanatorium - Arkansas
- Private Residence - Arkansas
- Private Residence - Arkansas
- Private Residence - Arkansas
- Cosmic Caverns - Arkansas
- St. Francis County Museum - Arkansas
