Traboules
Isthmus
A very narrow street is often referred to as a "lane" or "alley." In some contexts, it may also be called a "narrow way" or "passage." These terms typically describe small, confined thoroughfares that may be found in urban or rural settings.
Probably corridor or hallway {;
hall
The passage way through mountains is called a mountain pass. It is a route through a mountain range that allows for travel between different regions.
fallopian tube also called and oviduct.
That would be the esophagus.
The Arctic Passage
The Narrow Way was created in 1969.
STILE : A structure which provides people a passage / way through or over a fence / boundary by steps or narrow gaps.
What is the passage way into the cell?
A small narrow waterway between two pieces of land is called a strait.