Was busy exploding tunnels |
The Telegraph Toughie |
08 May 2025 |
Underpasses (7) |
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U-boat has means to make tunnels underground |
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Metros |
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Underground railroads |
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Semi-subtle directions lead to tunnels (7) |
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US Underground trains (7) |
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Was busy developing systems underground |
The Times Cryptic |
24 Jun 2022 |
Transit systems |
Thomas Joseph |
14 Jun 2021 |
Pedestrian tunnels |
The Times Concise |
21 May 2019 |
Big Apple conveyances |
Universal |
15 Dec 2015 |
Big Apple conveyances |
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Token transports |
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Token transports |
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Underground trains |
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Metro systems |
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Tubes |
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