⬇️🌳🏠

#ground level #low altitude #sea level #not elevated #down low #bottom floor

🏢👇🌳

#ground floor #building level #street level #entrance floor #bottom floor #level 1

↓⓪

#ground floor #level zero #floor 0 #bottom floor #building floor #entrance level

👇🪟

#lowest level #floor level #absolute minimum #base level #bottom floor