"Soul destroying" is commonly used to mean "causing a person to feel very unhappy or depressed." For example: the soul-destroying confinement of city life. This means that the soul is continuing in its unhappy state.
Soul Destroying
Hell is a Destination for Souls
We (that's me and the Holy spirit) have made an extensive study of how the zones of the interior of the Earth, or levels of hell, may be deduced from Biblical Hebrew and Greek.
Gehenna
Jesus tells us that the punishment for sin is burning in hell, a fire like in Hinnom. However, hell hasn't been replaced by burning trash in Hinnom. Hell is expanding, it's the cause of global warming.