How cool is this animated gif? It’s a Tube Train that appears to be going both forward and backwards.
Found via Neatorama
Tube Fun: Optical Illusion of Tube Train Going in Both Directions at Once
London Forecast
London
overcast clouds
48.7
°
F
48.7
°
48.7
°
86 %
2.9mph
100 %
Fri
53
°
Sat
56
°
Sun
61
°
Mon
59
°
Tue
56
°
USD - United States Dollar
GBP
1.29
EUR
1.09
CAD
0.70
AUD
0.63