The number of casualties is unknown, with figures ranging from 747 to around 1,000.

So there comes a time in a man's life when he's got to break away from all that and head off into the unknown with God.

Again they were being carried into the unknown with perhaps a long voyage ahead.

The author of the talking points remains unknown, with the matter still an issue before the grand jury.

The meaning of the songs is unknown with a few exceptions.

And if the best person is a complete unknown with no track record, that's fine.

Other areas of the species biology and ecology are unknown, with further study required.

A little over a year ago my sister's husband took off for parts unknown with the baby-sitter.

Their place of burial is unknown with holes for flowers.

Until 1994, the disease was virtually unknown, with only 187 cases diagnosed.