How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

Before Mount Everest was discovered, what was the highest mountain in the world?

A monk has a very specific ritual for climbing up the steps to the temple. First, he climbs up to the middle step and meditates for 1 minute. Then he climbs up 8 steps and faces east until he hears a bird singing. Then he walks down 12 steps and picks up a pebble. He takes one step up and tosses the pebble over his left shoulder. Now, he walks up the remaining steps three at a time which only takes him 9 paces. How many steps are there?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

Can you find the thief by just looking at the picture below?

What can you catch but never throw?

Count the number of triangles in the below picture?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?