open onto
US /ˈoʊ.pən ˈɑːn.tuː/
UK /ˈoʊ.pən ˈɑːn.tuː/

1.
dar a, abrirse a
to have an entrance or exit that leads directly to a particular place
:
•
The living room opens onto a beautiful garden.
La sala de estar da a un hermoso jardín.
•
The balcony opens onto the ocean.
El balcón da al océano.