Bower
The leafy part of a seaweed is called the blade.
Dams
they were called teppes
coops
In the 60's we called them "bomb shelters."
because Dr. David Morrison invented them
The two types of air raid shelters are called the Anderson shelter and the Morrison shelter
a drake
They were called Long Houses
tee pees
Harbors Boat houses
It's called a serpent or Atlantis or island or mermaid