Blue Creek anchorage is just past Cuba Landing Marina. Leaving Pebble Isle Marina we had our sights set on an anchorage we'd never been to before. Twenty miles upriver at MM116 of the Tennessee River is Blue Creek, Cuba Landing Marina is located there. (The photo above, and below, shows the entrance to the marina and the cove we anchored in.) Having just left a marina we inched our way past Cuba Landing to a shallow, relatively open cove. We found a few more boats anchored there for the night in 5 to 8 feet of water. We've never anchored…