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Subcategories
This category has the following 7 subcategories, out of 7 total.
Tunnels in North America by country
(4 C)
B
Bridge–tunnels in North America
(4 P)
I
Immersed tube tunnels in North America
(2 C, 1 P)
P
Proposed tunnels in North America
(5 C)
R
Railway tunnels in North America
(3 C, 1 P)
Road tunnels in North America
(4 C)
U
Undersea tunnels in North America
(1 C, 3 P)
Categories
:
Transportation buildings and structures in North America
Tunnels by continent
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