On my solo road trip up the West Coast with my dog Juliet, we got a tip to check out Orcas Island, one of the San Juan Islands in Washington north of Seattle. I was able to snag a last minute campsite at the quiet, low-key Mountain Lake Campground, and off we went. How to get there: You have to take a ferry from Anacortes to Orcas Island. The timeline and availability are here. You can drive your car onto the ferry, but they recommend reserving a spot in advance. If you’re walking on, there’s usually more space to jump on at the last minute. Where to stay: I highly recommend…