Conversation so far:
How did Ryan Dunn die?
operating his vehicle under the influence of alcohol, operating his vehicle at an excessive speed and violently veering off a road and into a tree.
How old was he?
Dunn turned 34 nine days prior.
Did they find out how fast he was going?
between 132 and 140 miles per hour.
Were there any passengers?
Zachary Hartwell.
Did he survive?
Dunn and Zachary Hartwell, a production assistant on Jackass Number Two, were killed.
Was there a public memorial?
CANNOTANSWER.
Where is he buried?
Highland Drive Cemetery.

Question: Where is Highland Drive Cemetery?
Self-contained rewrite: Where is Highland Drive Cemetery?