The Civil War battlefield parks that surrounding Richmond, Virginia, will be a fitting backdrop to the Civil War Trust's annual conference set for June.

Imagine a sprawling "great urban park," stretching roughly 65 miles from Denver to Rocky Mountain National Park and tying together national wildlife refuges and the Mile High City's trail systems. It could become a reality under an agreement signed between Interior Department and Colorado officials.

Since bald eagle recovery efforts began at Channel Islands National Park in 2002, the number of resident bald eagles in the park has grown to more than 30. On May 19 the park will celebrate this achievement with a day full of activities.