I loved these instructions from Google Maps when I asked for a route from New York to San Francisco

• …
  
• 23. Bear right onto the I-80 W ramp to Council Bluffs/Omaha – go 1,045 mi
  
• 24. Take the I-215 exit 130 to Las Vegas/Reno/S.L.C. Int’l Airport – go 0.8 mi
  
• …

What a wonderful example of:

• The sheer size of the United States
  
• The amazing granularity of data we now have at our fingertips…

The satellite images are seriously cool as well. Interesting to note the pixelation of Congress buildings if you zoom in on Washington DC.