Turning right at next corner. You will see the museum on your right hand side .
in the corner:在裏面的拐角處:比如說屋裏面的拐角處有一張桌子
There is a table in the corner of the house
on the corner:在拐角之上。如在桌子角上放著個杯子
There is a cup on the corner of the table / on the tree.
at he corner:在拐角外面,如問路回答:請在前面的拐角處左拐
Please turn left at the corner of the house.
出處 http://bairdben.pixnet.net/blog/post/44244582-%22in-the-corner%22%2C%22on-the-corner%22%2C%22at-the-corner%22-%E7%9A%84%E7%94%A8%E6%B3%95