The Welsh hills are a series of elevated landscapes found throughout Wales, known for their stunning natural beauty and diverse ecosystems. These hills are part of the larger Brecon Beacons National Park and Snowdonia National Park, which feature rolling hills, rugged mountains, and picturesque valleys. The region is popular for outdoor activities such as hiking, cycling, and birdwatching. The hills are characterized by their unique geology, including slate and limestone formations, which contribute to the area's rich biodiversity. Many of the Welsh hills are home to various wildlife species, including sheep, birds, and rare plants, making them an important habitat for conservation efforts.