The men who had been at the controls were standing about now, smiling, smoking, watching the three as they entered on the main floor.
The towers would have been entered on the first floor via a wooden staircase from the outside.
At last we entered my room on the third floor of the house.
Entering a room on the top floor, he looked panicked.
It was to the left once she entered the main corridor on the second floor.
His lithe figure entered a room on the second floor.
Together they ascended a flight of steps and entered a small room on the second floor.
She stood aside for him to enter, her eyes on the floor in front of her.
The building was entered on the second floor via a ladder which could, in times of danger, be pulled up.
He had just entered an elevator on the 78th floor of Tower 1.