At the given coordinates You will not find the Cache.
In order to find the Cache You have to solve the task
This interesting photo was taken somewhere in the middle of the last century at the one famous person's 72nd birthday. In relatively short time the photo became widely known and popular. In 2009 the master copy of this photo with the person's autograph was sold for more than USD 74 thousand.
In theory, this is enough for locals to go and find the cache.
Guests of Riga can take FORMULA and use two arguments 4141 and 118 to calculate the value that looks like:XXXXXXXX
Coordinates of the cache are:
N56 5X.XXX E024 0X.XXX
The cache itself is 180ml plastic box with logbook, pencil and some free space for trading stuff.