One of many geocaches placed in the Upper Swansea Valley and South Powys area for the 2023 Annual South Wales Event. Most will be wheelchair accessible and are unnumbered so you can make the trail as long or as short as you want.
You are looking for a magetic nano
The cache is not at the published coordinates. Answer the following questions and use the answers in the formula below to find the cache.
What is the weight limit of the bridge? Let the answer be A
What is the maximum vehicles allowed on the bridge? Let the answer be B
N51 46. (B+B) (A) (A+B+B)
W3 45. (A+A+B) (B-B) (A+B)