You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

What can go up a chimney down, but can’t go down a chimney up?

It is an eleven letter word.
The first, second, third and fourth letters form a banquet's name.
The fifth, sixth and seventh letters form a car's name.
The eighth, ninth, tenth and eleventh letters form a mode of transport.

Can you identify what word it is?

A time long back, there lived a king who ruled the great kingdom of Trojan House. As a part of the renovation of the kingdom to meet future security needs, he asked his chief architect to lay down a new play in a manner that all of his 10 castles are connected through five straight walls and each wall must connect four castles together. He also asked the architect that at least one of his castles should be protected with walls. The architect could not come up with any solution that served all of King's choices, but he suggested the best plan that you can see in the picture below. Can you find a better solution to serve the king's demand?

What four weights can be used to balance from 1 to 30 pounds?

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).

If two's company, and three's a crowd, then whats four and five ?

Can you find a five letter word that is left with only two letters if one is removed?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

Find the missing letter in the last circle logically in the given below picture.