Going to the beach is always fun, but sometimes, going for a dip in the sea and then trying to find where you put your towel can be a nightmare.
Especially if the current has gently swept you away from a reference point, gazing through the crowd of holidaymakers to spot it can be difficult.
This latest brainteaser might make that process a little easier by putting your towel-detection ability to the test. The puzzle ... Read even more
