Natalee is not buried in piece or place
...and I doubt they used chemicals on her - not enough time and too messy and leaves something that must be disposed of -
The short time factor leads me to believe they either went the "sausage" or "dog food" route
Quite popular with the Mafia folks
There then is no "evidence" at all
There are grinders that reduce the bones to powder
At sea she would be in a weighted container open to sea life
Not very pleasant - but my take on what Daddy van der Slime would do
The question now is what we do to Aruba, the Dutch islands, and Amsterdam as I doubt this will be resolved in any satisfactory manner -
Aruba is a lawless island transit point for Columbian drug cartels -
Now the world sees what "justice" outside of the USA is really like -