If a person find buried treasure in the ground what should he do?

If he finds a pen on the desk and does not know who its owner is, what should he do with it?

Small lost items do not need to be announced, even in Makkah

He found a watch in Makkah and he picked it up and left

He found a sheep in the desert – what should he do with it?

He found some money whilst travelling

Lost property in the Haram (the sanctuary in Makkah)

Lost property should be announced for one full year

He found an amount of cash in the Haram (in Makkah)

A young child picked up a piece of gold that had been lost