The entrance to a building is a door.
There is an entrance because otherwise nobody could get in. What's the use of building a building without an entrance, except maybe as a tomb?
The entrance building to the Acropolis.
The entrance building.
a door?
It is a building at the entrance of a castle
Revolving door.
25 feet
The entrance is on the right side of the building on the bottom you have to use the crowbar to open it.
The main entrance of the Empire State Building is located on the west side of Fifth Avenue, between 33rd and 34th Streets in Manhattan, New York City. This iconic entrance features a grand lobby with Art Deco design elements. Visitors can access the building's observation decks and other areas from this entrance.
Narthex is part of the building. It is the entrance area of a church.
A portico
Foyer