5 pounds of tannerite might be interesting.

This. Might even expose some dinosaur bones? Saw it on TV.

Smallish trees, I dig the roots open, cut 'em off and yank stump out with truck or tractor. Fill in hole.

Cut a big sugar maple up in front of my cabin about five years ago. Sawed the stump off even with the ground and been mowing over it since.

If three or more people think you're a dimwit, chances are at least one of them is right.