Lake Toya Zero Point Reef Canoeing (Hokkaido, Japan)
The Lake Toya Zero Point 洞爺湖ゼロポイント is a shallow (≈1m) reef-like underwater island curiously surrounded by open water, about 700m off the shore of the lake's central island. Also referred to as the Suichu-jima 水中島 - literally, Underwater Island - this approximately 30m² underwater rocky mound is s...
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