Mark your calendar for the final fee-free days in 2011:

• November 11-13
  Veterans Day weekend

Make plans now to visit the national parks on these 2012 fee-free dates:

• January 14-16
  Martin Luther King Jr. weekend
  
• April 21-29
  National Park Week
  
• June 9
  Get Outdoors Day
  
• September 29
  National Public Lands Day
  
• November 10-12
  Veterans Day weekend