Bizarre, Unsolved or Otherwise Infamous True Crime Cases From Your State / Country

Re. the Maura Murray case, I remember reading about it years ago. I wonder how they made a connection between bone fragments 20+ miles away from where she was seen.

And cases not far from where I live on Long Island in NY, since Topologist already mentioned the Gilgo Beach murders above:
The Kelly Ann Tinyes case: there’s ongoing suspicion that the convicted killer didn’t act alone, that his younger brother was involved too

The Martin Tankleff case: he was convicted of murdering his parents and spent 17+ years in jail; he’s been exonerated. Supposedly one of the detectives on the case was friends with the possible killer, a business partner of the elder Tankleff. The case is still unsolved.

And the missing van fiancee in this thread is from Long Island: