Through Driving in the Burgh, I discovered chicane: A series of tight turns, in opposite directions, in an otherwise straight stretch of road.
The Transport for London web site has a very well done map (Flash required) showing the geographic and schematic perspectives of the tube system.
20q is an online neural net that simulates the "Twenty Questions" game. It guessed with suspicious accuracy what I was thinking of.
You were thinking of a tabby cat.
Is it considered valuable? You said Yes, I say Doubtful.
Is it brown? You said Partly, I say No.
Is it a specific type? You said No, I say Yes.
...
Uncommon Knowledge about a tabby cat
Does it roll? I say Probably.
Does it get wet? I say No.
Is it gray? I say Yes.
Would you find it on a farm? I say Yes.
Is it spotted? I say No.
Can you use it with your friends? I say Yes.
Is it a geological product? I say Doubtful.
Is it made of metal? I say No.
Is it made of metal? I say No.
Is it made of metal? I say No.
Is it made of metal? I say No.
Is it made of metal? I say No.
Is it made of metal? I say No.
Is it made of metal? I say No.
Is it made of metal? I say No.
Is it made of metal? I say No.