It is steep from Rathbun Lake, otherwise flattish. Copper Lake's side is muddy. It can be shortened a bit from Rathbun Lake side by navigating to a small muddy bay on the right. It is featured by waterfalls alongside the portage.
{"id":1476,"name":"Rathbun Lake to Copper Lake Portage","type":"landing","subtype":"Portage Landing","cover":"e56033574958af82","google_id":"","lat":44.7771924,"lng":-78.1945836,"routes":[],"readonly":1,"moderation_wanted":0,"description":"It is steep from Rathbun Lake, otherwise flattish. Copper Lake's side is muddy. It can be shortened a bit from Rathbun Lake side by navigating to a small muddy bay on the right. It is featured by waterfalls alongside the portage.\n","attributes":{"features":["muddy"]},"fields":[],"state":"public","pics":["b2c4d678c48be8b8","006fe5ceb968ac91","e56033574958af82","71ec8cfc705c490d","a568cec0557f9481"],"picsInfo":[{"id":"b2c4d678c48be8b8","description":"Portage sign"},{"id":"006fe5ceb968ac91","description":"Portage sign"},{"id":"e56033574958af82","description":"Front view of portage"},{"id":"71ec8cfc705c490d","description":"Front view of portage"},{"id":"a568cec0557f9481","description":"Waterfall"}],"rels":null,"availability":{"calendar":null,"lastUpdateDate":null},"reviews":[]}