Part of the site is open to the public. Officials recently discovered a 55-gallon drum in the Walnut Creek drainage at Rocky Flats. The area was once home to a manufacturer that made nuclear weapons.

Pioneers named Boulder Mountain after these relics. The trail soon levels out and continues along a shallow drainage. Keep your eyes open for ... In a mile, you start to see the upper walls of Death ...

To address the issue, the bottom bed will be levelled and packed with two feet of boulder gravel to separate waste from water. Advertisement Additionally, it will have a retaining wall of 1-2.5 m ...