HauntBound · Most Haunted Tennessee · Overnight Investigations

Overnight Investigations in Tennessee

Ranked from the documented sites in the Tennessee index: 9 sites offering a bookable overnight paranormal investigation. Updated September 2026.

  1. Brushy Mountain State Penitentiary
    1. Brushy Mountain State Penitentiary Petros · Prison / Reformatory · Family Comfort: Not Recommended

    Grants overnight or private investigation access (up to 7 hours). HauntBound identified four distinct published accounts at this former prison, across three kinds of published source. Four later publications retell those accounts. Reported phenomena include apparitions and cold spots.

    By appointment· verified September 2026 Check availability
  2. Old South Pittsburg Hospital
    2. Old South Pittsburg Hospital South Pittsburg · Asylum / Hospital · Family Comfort: Not Recommended

    Grants overnight or private investigation access (up to 10 hours). HauntBound identified one distinct published account at this former hospital site. Eight later publications retell those accounts. Reported phenomena include apparitions and cold spots.

    By appointment· verified September 2026 Check availability
  3. Hales Bar Dam & Marina
    3. Hales Bar Dam & Marina Guild · Outdoor / Natural Site · Family Comfort: Moderate

    Grants overnight or private investigation access (up to 8 hours). HauntBound identified one distinct published account at this outdoor site, across three kinds of published source, known through a later source that names an earlier original. Three later publications retell those accounts. Reported phenomena include apparitions and cold spots.

    Check for dates· verified September 2026 Check availability
  4. Thomas House Hotel
    4. Thomas House Hotel Red Boiling Springs · Haunted Hotel / Inn · Family Comfort: Low

    Grants overnight or private investigation access (up to 10 hours). HauntBound identified one distinct published account at this working hotel, across four kinds of published source. Three later publications retell those accounts. Reported phenomena include apparitions and cold spots.

    Booking now· through Sept 18· verified September 2026 Book this investigation
  5. Bell Witch Cave
    5. Bell Witch Cave Adams · Outdoor / Natural Site · Family Comfort: Low

    Grants overnight or private investigation access (up to 8 hours). Four independent sources document this outdoor site, and an independent publication covers its reports. Reported phenomena include apparitions and cold spots.

    Booking now· through Nov 30· verified September 2026Seasonal: April 1 to Nov 30 Book this investigation
  6. Old Historic Harriman Hospital
    6. Old Historic Harriman Hospital Harriman · Asylum / Hospital · Family Comfort: Moderate

    Grants overnight or private investigation access (up to 10 hours). Two independent sources document this former hospital site, with a history reaching back to 1938, and an independent publication covers its reports. Reported phenomena include apparitions and cold spots.

    By appointment· verified September 2026 Check availability
  7. Historic Southern Railway Station
    8. Historic Southern Railway Station Knoxville · Museum / Historical Site · Family Comfort: Moderate

    Runs hosted after-hours investigations inside the building (up to 2 hours). HauntBound identified one distinct published account at this museum site. Reported phenomena include a sensed presence and disembodied voices.

    Check for dates· verified September 2026 Check availability
  8. Citizens Cemetery
    9. Citizens Cemetery Chattanooga · Cemetery / Burial Ground · Family Comfort: Moderate

    Runs hosted after-hours investigations inside the building (up to 1 hours). Four independent sources document this burial ground, with a history reaching back to 1837. Reported phenomena include apparitions and cold spots.

    Check for dates· verified September 2026 Check availability
  9. Mabry-Hazen House
    10. Mabry-Hazen House Knoxville · Haunted House / Historic Home · Family Comfort: Moderate

    Runs hosted after-hours investigations inside the building (up to 1 hours). Four independent sources document this historic home, with a history reaching back to 1858, and an independent publication covers its reports. Reported phenomena include a sensed presence and apparitions.

    Booking now· for Oct 28 to Nov 1· verified September 2026Seasonal: Oct 28 to Nov 1 Book this investigation