You are looking for a preform. BYOP. Log only.
Lots of roads have curves, some more pronounced than others. This curve is over Bessey Creek in Palm City. Easily accessed by sidewalk. Check out a view from the cache area in the gallery. There are power lines nearby, so coords may be a bit bouncy. Watch for jogging and walking muggles.
Here are links to the rest of the caches in the "A Curve In The Road" series: A Curve In The Road #1, A Curve In The Road #2, A Curve In The Road #3, A Curve In The Road #4, A Curve In The Road #5, A Curve In The Road #6, A Curve In The Road #7, A Curve In The Road #8, A Curve In The Road #9