The beautiful Columbia ... Columbia River Gorge. The slot canyon showcases walls coated with bright green lichens and moss ...

If you want to be surrounded by beautiful nature views but don't like long hikes, check out this trail in Oregon that is easy but ends in a gorgeous waterfall.

For just $10 each way, you can take the Columbia Gorge Express bus from Portland's Gateway Transit Center. It will drop you off at Multnomah Falls, Hood River or Cascade Locks. (If you live nearby ...