Words similar to tunnels

Example sentences for: tunnels

How can you use “tunnels” in a sentence? Here are some example sentences to help you improve your vocabulary:

One of the most enticing activities in La Parguera is exploring the mangroves (some of the tunnels are hundreds of yards deep) and the small offshore islands where you can picnic, swim, and snorkel all day.
Down below, the Table Rock Scenic Tunnels take you behind the mighty wall of water.
And wasn't it a Maoist code word during the Sino-Soviet dispute (as in, "dig tunnels deep, store grain everywhere, and never seek hegemony")?
Long, cool tunnels in the depths of the defenses were originally dug as a protected route for ammunition replenishment.
What cannot be seen is the 51 km (32 miles) of tunnels that were excavated during World War II, and it is from these that General Eisenhower conducted the Allied invasion of North Africa.