I visited Flatside Pinnacle Falls and Brown Creek Cascade, both on Brown Creek Rd west of Lake Sylvia Christmas morning. It was a chilly 45F and overcast.
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The former has no well defined trail to it, despite what Google said, but the GPS in my phone worked so I was able to find it after a while. I had to cross a few streams a few times but my waterproof calf high boots were still both and I stayed dry. It will be easier next time. The waterfall might be better described as a cascade and reminded me of the waterfall at Lake Catherine.