What do you call those roofs you usually find at the entrance of buildings?
Here are some pictures (see the red arrow):
In the second picture is the platform with the little trees growing on top.
What are they called?
Perhaps a canopy?
- Architecture An ornamental rooflike projection over a niche, altar, or tomb.
- A protective rooflike covering, often of canvas, mounted on a frame over a walkway or door.
Or an awning?
A rooflike structure, often made of canvas or plastic, that serves as a shelter, as over a storefront, window, door, or deck.
The word is portico -
"A porch or entrance to a building consisting of a covered and often columned area" - WordWeb
"[A] porch leading to the entrance of a building, or extended as a colonnade, with a roof structure over a walkway, supported by columns or enclosed by walls." - Wikipedia
A modern example at a hospital
A porte-cochère
coach gate or carriage porch is a covered porch-like structure at a main or secondary entrance to a building through which originally a horse and carriage and today a motor vehicle can pass to provide arriving and departing occupants protection from the elements. Source, Wikipedia