Category:Tunnels

• Lists of tunnels (13 P)
• Tunnels by country (49 C)

B

• Bridge–tunnels (2 P)

C

• Canal tunnels (2 C)

I

• International tunnels (1 C, 13 P)

R

• Railway tunnels (2 P)

U

• Undersea tunnels (1 P)

W

• Water tunnels (12 P)
• Wind tunnels (14 P)

• Tunnel

C

• Culvert

E

• Escape tunnel

P

• Piston effect

S

• Submerged floating tunnel

T

• Tunnels in popular culture

U

• Utility tunnel

V

• Ventilation shaft

W

• Western Wall Tunnel
• Wildlife crossing