13 things that will trash your home's value

For many of us, a home is the biggest investment we'll ever make - yet most Americans are clueless about their home's value, including the things that can ruin it.

From unappealing renovations to an unfortunately placed sinkhole, numerous factors can devalue your greatest investment.

We've rounded up 13 threats that could dampen your home's value.

Kathleen Elkins contributed to a previous version of this story.