https://www.coloradopreservation.org/primary-threat/development/https://www.coloradopreservation.org/primary-threat/demolition/https://www.coloradopreservation.org/primary-threat/demolition-by-neglect/https://www.coloradopreservation.org/primary-threat/natural-elements/https://www.coloradopreservation.org/primary-threat/road-expansion/https://www.coloradopreservation.org/primary-threat/various/https://www.coloradopreservation.org/primary-threat/vacancy/https://www.coloradopreservation.org/primary-threat/economic-challenges/https://www.coloradopreservation.org/primary-threat/vandalism/https://www.coloradopreservation.org/primary-threat/lack-of-maintenance/https://www.coloradopreservation.org/primary-threat/improper-construction-and-or-maintenance/