tunnel system

Examples (10)

• The tunnel system below the building was extensive and complex.
• Ancient civilizations often constructed complex tunnel systems for defense and escape.
• The city's new subway will utilize an advanced tunnel system to connect various districts.
• Explorers discovered a vast tunnel system beneath the mountain, untouched for centuries.
• Bats inhabit a sprawling tunnel system within the cave, a natural wonder.
• Maintaining the old tunnel system requires constant engineering effort and significant resources.
• The escape plan involved navigating a secret tunnel system hidden beneath the fortress.
• During the war, soldiers relied on an elaborate tunnel system for movement and shelter.
• Architects are designing a new pedestrian tunnel system for the downtown area to improve accessibility.
• This abandoned mine features an intricate tunnel system that goes for miles in every direction.