instruction: What are some good US and Canada summer vacation ideas if I like mountains, lakes, and trees?
response: There are many great locations in the US and Canada. Here's a list restricted to places with mountains, lakes, and trees:
  1. Maine and Vermont
  2. Minnesota
  3. Yosemite and Lake Tahoe
  4. Northern California, Oregon, and Washington
  5. British Columbia
  6. Lake Louise