[Answer] A third of the flora and fauna on this island can't found anywhere else in the world.

Step 1 : Introduction to the question " A third of the flora and fauna on this island can't found anywhere else in the world. "

...1. Madagascar 2. Socotra 3. Cyprus 4. Sri Lanka

[Answer] The most photographed spot anywhere in the country is in Lake Tahoe. Where specifically?

Step 1 : Introduction to the question "The most photographed spot anywhere in the country is in Lake Tahoe. Where specifically?"

...1. Eagle Falls at Emerald Bay 2. Dolder Nature Trail in Ed Z'Berg Sugar Pine Point State Park 3. Sugar Falls at Sand Harbor 4. Balancing Rock Trail in D.L. Bliss State Park