We want you to discover Willebroek in different aspects. You will need your walking shoes or bicycle to find some of the answers to the questions asked further on this page, so you can find the full coordinates of the place where our cache is hidden.
Take some paper and a pen with you before you leave. Take in count that at waypoint one, you are bound to the opening hours !
The cache is a small "Tupperware box" and contains a logbook, a mini-diary and a glasses-case.
Waypoint 0 : N51 04.892' - E4 22.066'
Description : A military object.
You'll need a seven-digit combination painted on the object.
Waypoint 1 : N51 03.474' - E4 20.519'
Description : A military infrastructure as classified monument. Find out in which year the contruction started. You need to go inside the entry hall to gather the requested information. We have chosen to use information which is available to you without any payment, but we advise you to take the time and visit the infrastucture.
Be aware that the opening hours are :
from 09:30 till 18:00 during april - september.
from 09:30 till 17:00 during october - march
Waypoint 2 : N51 03.650' - E4 21.506'
Description : Donation monument.
You'll need the date on this monument.
Waypoint 3 : N51 03.393' - E4 22.167'
Description : A small house in a small park.
The house number is the key.
Waypoint 4 : N51 03.510' - E4 23.069'
Description : A chapel hidden in the wood.
The name of this chapel contains a number.
Waypoint 5 : N51 03.682' - E4 23.523'
Description : No tresspassing sign.
Write down the complete written text.
Geocache : Nab cd.efg' - Eh ij.kdm'
Work out as follows :
substitute "a" with : the month mentioned in waypoint 2
substitute "b" with : the first digit of the house number in waypoint 3
substitute "c" with : the third digit in the year at waypoint 1
substitute "d" with : divide the result of the sum of digit 2 and digit 4 by 5 in waypoint 1
Substitute "e" with : the third character in waypoint 0
Substitute "f" with : the article number from waypoint 5
Substitute "g" with : the last character at waypoint 0
Substitute "h" with : the result of digit two minus digit one plus one at waypoint 4
Substitute "i" with : the result of character 5 in waypoint 0 minus last digit in year at waypoint 5
Substitute "j" with : the sum of all numbers at waypoint 3
Substitute "k" with : divide the day number in waypoint 2 by 2
Substitute "m" with : 1 if object at waypoint 0 is heading the overside of the river, 5 if not
We wish you a good journey.