For those of us looking for a real hidden gem to explore at the weekend, there's one spot tucked away in a serene and pictursque corner of the UK that you should add to your list immediately. A hidden quarry lies just a stone's throw away from one of Wales ' most unique pubs, nestled in the Preseli Hills. In the midst of it all, you'll find the quaint village of Rosebush in Pembrokeshire.

Despite its small population of less than 400 residents, according to the latest census, it has a knack for drawing visitors from all over the globe. This is mainly down to the stunning vistas, invigorating walks, and the historic Tafarn Sinc pub at the village centre, which never fails to amaze first-time visitors. Just a short stroll from this old inn, along a dusty path, you'll encounter another marvel - Rosebush Quarry.

Established back in 1842 and later expanded by entrepreneur Edward Cropper in the 1870s, the quarry was once a major slate supplier across the UK. A railway line, established in 1876 to transport slate from Rosebush - a mere 12 miles north of Narberth - to London, was shut down in 1908 after the slate boom ended, Wales Online reports. The railway line ceased operations for passengers in 1937 and for freight trains just over ten years later.

The quarry, now filled with water, serves as a hidden treasure for countryside walkers and those daring enough to take a chilly open-air swim, provided they follow all safety measures. Part of its allure lies in its secluded location; .