PUZZLE 103 Fathom the Depths

You've come by a treasure map, which shows various islands with different ruins on them.
The treasure is located in the middle of an equilateral triangle that is connecting three islands that each contain different-shaped ruins.
Touch the three island that show where the treasure is located to give your answer.
Touch again to cancel.
The distance between the points on the map is always equal.

Hint 1

The triangle joining the islands is leaning on its side a little.

Hint 2

The island with the triangular ruins is at the bottom of the map.

Hint 3

All of the islands are on the outside edge of the map.

Super Hint

The circular ruins are just down th the left from the very top of the map.

Answer for 'Fathom the Depths'

The answer is as follows.

1. The blue bird in the second from the top - the left.
2. The red bird in the fourth from the top - the right.
3. The yellow bird in the bottommost - the second from the left.