Silly Question
 

What is the Century Ride?
Thanx

100 or more miles.

Much easier than the 100 year ride. :-)

See Sheldon Brown's site for all the cool lingo:

http://sheldonbrown.com/glossary.html

Typical organized ride distances:

Metric Century = 62 miles (100 kilometers)
Century = 100 miles
Double Metric = 124 miles (200 kilometers)
Double Century = 200 miles