Cornalvo Natural Park is a protected Mediterranean natural reserve renowned for its ancient Roman dam, diverse ecosystems, and excellent opportunities for hiking and wildlife observation near Mérida, Spain.
Cornalvo Natural Park is located in the region of Extremadura, near the city of Mérida, Spain. It covers a landscape that features a striking mix of Mediterranean scrubland, oak woodlands, and open water habitats centered around the Cornalvo Reservoir, which was formed by a Roman-era dam still in use today. Established as a protected natural park, it preserves a mosaic of dry, rocky hills and wetlands that support a rich biodiversity, including numerous bird species such as griffon vultures, storks, and eagles. The park's historical significance is enhanced by the Roman dam — one of the oldest functioning dams in Europe — highlighting the area's importance in ancient times as a water supply for Roman Mérida. Visitors enjoy a variety of outdoor recreations including hiking through well-marked trails passing through cork oak groves and Mediterranean forests, birdwatching, and photography. Several viewpoints offer panoramic panoramas of the reservoir and surrounding countryside. The park’s generally mild climate and quiet, natural setting make it an attractive day-trip destination for nature lovers and history enthusiasts alike. Conservation efforts focus on protecting endangered wildlife and maintaining the delicate balance between human activity and natural preservation.
Roman Cornalvo Dam – an ancient hydraulic engineering marvel still in use
Diverse Mediterranean ecosystems offering rich birdwatching opportunities
Scenic hiking trails with panoramic views of the reservoir and rolling hills
Secluded picnic areas and tranquil reservoirside spots for relaxation
A remarkably well-preserved Roman dam built in the 1st century AD, still functioning and supplying water to the region.
A man-made water body created by the dam, providing habitat for many bird species and offering scenic vistas.
Extensive cork oak woodlands within the park that sustain diverse flora and fauna, representing the Mediterranean biome.