Category:Tunnels by type

• Tunnels by type by country (6 C)
• Tunnels by country by type (6 C)

A

• Adits (4 C, 24 F)
• Amphibian and reptile tunnel (1 C, 10 F)
• Avalanche tunnels (3 C, 10 F)

C

• Culverts (3 C, 44 F)

D

• Diversion tunnels (4 C, 89 F)
• Drive-through trees (8 C, 11 F)

G

• Glass tunnels (3 C, 2 F)

P

• Passageways (4 C, 84 F)
• Players' tunnels (7 F)

R

• Roadways through buildings (33 F)
• Roadways under buildings (5 F)

T

• Tree tunnels (3 C, 29 F)
• Twin tunnels (27 C, 12 F)

U

• Underpasses (13 C, 61 F)
• Underwater tunnels (9 C, 19 F)

W

• Water tunnels (scientific equipment) (2 C, 10 F)
• Wind tunnels (36 C, 1 P, 156 F)