Spring Garden Street Tunnel

The Spring Garden Street Tunnel is a vehicular tunnel under the Philadelphia Art Museum. The tunnel once carried the SEPTA Route 43 trolley.[1][2]

This article is about the tunnel in Philadelphia. For the tunnel in California, see Spring Garden Tunnel.
gollark: ++exec```pythondef f(x, y, z): if y == 0: if z == 0: return x return f(x, 0, z - 1) * f(x, 0, z - 1) return f(x, y - 1, z) * f(x, y - 1, z)print(f(10, 10, 10))```
gollark: ++exec```luafunction f(x, y, z)if y == 0 thenif z == 0 thenreturn xendreturn f(x, 0, z - 1) * f(x, 0, z - 1)endreturn f(x, y - 1, z) * f(x, y - 1, z)endprint(f(3, 3, 3))```
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gollark: ++exec```luafunction f(x, y, z)if y == 0 thenif z == 0 thenreturn xendreturn f(x, 0, z - 1) * f(x, 0, z - 1)endreturn f(x, y - 1, z) * f(x, y - 1, z)endprint(f(10, 3, 2))```
gollark: ++exec```luafunction f(x, y, z)if y == 0 thenif z == 0 thenreturn xendreturn f(x, 0, z - 1) * f(x, 0, z - 1)endreturn f(x, y - 1, z) * f(x, y - 1, z)endprint(f(10, 3, 3))```

References
  1. "The Spring Garden Tunnel: A New Bike Route to West Philadelphia? | Hidden City Philadelphia". hiddencityphila.org.
  2. "Most Unsettling Shortcut: Art Museum Tunnel". Uwishunu - Philadelphia Blog About Things to Do, Events, Restaurants, Food, Nightlife and More. January 12, 2007.

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