As Quentin watched, a man emerged from the tunnel-like opening of the tent and came toward them.

The hidden pair enlarged the tunnel-like opening and drank in refreshing draughts with avid lungs.

They enter through a series of tunnel-like openings in a hillside that has been sliced open to reveal a wall of limestone.

The flexor tendon helps a finger or thumb to bend; its sheath is the tunnel-like opening that the tendon normally glides through.

As he looked down the tunnel-like opening through the trees, Niall became suddenly aware of the terrifying power that had cut this road through the forest.

This cave has a narrow tunnel-like opening which leads to a number of caves.

He pointed to a tunnel-like opening in one wall of the bunker.

They had reached another rock cliff, but this time there was a way through - a hole in the rock formed a narrow tunnel-like opening.

Sometimes, inhaling allergens causes an allergic inflammation around the eustachian tube, a tunnel-like opening that connects the middle ear to the back of the throat.

They enter the ladder, and either jump over each of the 21 weirs or swim though tunnel-like openings.