A deposit bonus is any bonus awarded after making a deposit, and it is usually a certain percentage of the deposited amount. Most casinos put a limit as to how much deposit can attract this type of bonus, and it is meant to help online casino players get extra value for the deposits they make.
Panama, a small central American country, was previously under Spanish rule and is very famous due to it's Panama Canal, which helps to cut down long and treacherous sailing times between the Atlantic and Pacific oceans. The people of Panama can play Bet365, which generously offers a 100USD bonus to be given upon sign-ups.