Try looking under 'isthmus' and it'll be easier to find.
ithmus
Panama
Isthmus of Panama.
Yes, Panama is an isthmus.
ithmus of panama
In beetween south America and north America there is a tiny piece of land that connects them.
It's the South-Eastern end, when the canal cuts the ithmus it is curving so the geography of the Panama canal is counter-intuative.
A peninsula is a piece of land that is nearly surrounded by water but connected to mainland via an isthmus. As there is no state called peninsula it is not a state. There may be a city by that name somewhere in the world. a peninsula is a piece of land surrounded by water but connected to the mainland by an ithmus