Flying (well, crashing, actually). I clutch a ball of hematite when taking off and landing.

Heights with some precariousness to them...rickety ladders and slippery rock cliffs and old abandoned trestle bridges and such.

Centipedes and millipedes.

Nuclear war (not so much since Reagan left office).

That greed and lack of compassion will destroy the human race and the planet.

Litterbugs. I simpy cannot comprehend this behavior. Ergo it frightens me.

Western medicine and be extension, hospitals.

Very deep water.

Rape.

Murder.

Irradiated and genetically-modified food that is not labeled as such.

eh, the usual!

Peg