open out into something

Sometimes it opened out into pits like the one they themselves had come from.

Some opened out into grounds where nothing had yet been built.

They opened out eventually into a bare area, nothing more than a large light well for the buildings around it.

A little further on it opened out into another chamber.

Finally the trio came to another door that opened out into a room beyond.

There is no communication between them, but they all open out into the same corridor.

The trail opened out into yet another grove of huge trees.

Quite soon the gallery opened out into a big chamber.

At the other end the passage opened out into the main hall.

And every other room has a similar feeling - of great space opening out into the country.