UNESCO World Heritage Sites

 SGang Gwaay (Canada)

Anyone visited these "tough to reach" UNESCO World Heritage Sites: SGang Gwaay (Canada), Aldabra Atoll (Seychelles), Bikini Atoll Nuclear Test Site (Marshall Islands), East Rennell (Solomon Islands), Macquarie Island (Australia), Subantarctic Islands (New Zealand), Papah’naumoku’kea (US), Herd and McDondald Islands (Australia), Complex of Koguryo Tombs (North Korea), Gough and Inaccessible Islands (United Kingdom), Henderson Island (United Kingdom) and Surtsey (Iceland)?

The number of the above sites that I've visited: 0.  How about you?

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