Best natural monuments around Alguber are characterized by a diverse landscape, influenced by its proximity to the Parque Natural das Serras de Aire e Candeeiros. This region features significant geological formations, including limestone karst landscapes with extensive cave systems and unique inland salt flats. The area offers a variety of natural features, from viewpoints to trails, providing opportunities for outdoor exploration.
Last updated: June 29, 2026
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Highlight • Historical Site
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Regularly, the company owner, Commander José Berardo, shocked in 2001 by the destruction by the Taliban of the thousand-year-old statues of Buddha in the cultural landscape and archaeological ruins of the Bamiyan Valley, in Afghanistan, conceived the project of creating a garden as a tribute to the loss of this heritage of humanity.[4] As a result, a 35-hectare space was later opened on the farm, with vegetation where cork and oak trees coexist, and an artificial lake with Chinese carp was installed, surrounded by several terracotta, marble and granite statues of Buddha and other oriental deities, open to visits, initially free of charge, today with a symbolic fee.
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The Serra de Montejunto Forest Watch Station can be accessed via a pastoral trail from the picnic park. It offers a beautiful panorama of the region north of the Serra.
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Castro de Pragança, located in Serra de Montejunto, is an archaeological site occupied from the Neolithic period to the Roman period. Discovered in 1893, its study revealed traces from various eras. Its archaeological collection is distributed across several national museums and, despite several excavation campaigns and studies, the Castro is currently in a state of abandonment. Its fortifications date back to the first half of the 3rd millennium BC, and the materials found include weights and metallic artefacts, indicating a prolonged and complex occupation.
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At the end of this segment, towards Rio Maior, on the right side of the road there is a small park where it is possible to stop and walk a little to observe the magnificent natural caves on the banks of the Rio Maior, a practically forgotten river that gave its name to the current city from Rio Maior. Currently, the flow of the river is very low, drying up completely in the summer months. A little of history: "The Rio Maior rises in a picturesque place called «Bocas», a large gorge that cuts the mountain range, through which the Santarém-Peniche road also passes, located west of the city of Rio Maior. the picnic on Good Summer Day. It is said that in the mid-19th century, still on the Maior river, in winter or in times of plenty of water, boats sailed, almost all sailing or rowing, approaching the Tagus to change the loads to other larger boats." Source: Memories of Rio Maior - https://memoriasderiomaior.blogs.sapo.pt/2023.html
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“Paul Natura”, Manique do Intendente https://www.youtube.com/watch?v=9nKhlLvOrJw
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Paúl de Manique do Intendente is an area of around 97,000 square meters that constitutes a very rich natural heritage of great importance in terms of biodiversity, namely in terms of avifauna, already recognized at national level. It is an ecosystem composed of more than 180 species, where you can find 5 "simply unique" species such as the striped tortoise, the common caiman, the otter, the black stork and the reed. The municipality has been focusing on promoting this space, having recently advanced with the installation of an infrastructure for the observation of the fauna and flora of Pául, which aims to promote knowledge, protection and preservation of this unique and so rich ecosystem for the Municipality of Azambuja and for the entire region.
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very pleasant landscape, it is recommended
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It is located in Picoto do Castelo, close to Pragança, on the northwest slope of the Serra de Montejunto. It was discovered in 1893 and since then has been the subject of continued study. Traces found in the area indicate that it was a settlement occupied since the Late Neolithic, through the Copper, Bronze and Iron ages, and finally Romanized, with signs of occupation until the 1st century. several national museums, being considered very important for the study of Prehistory, Protohistory and the Romanization of the country. Castro de Pragança is currently in quite abandoned condition.
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Near Alguber, you can explore several significant natural monuments. The Paúl de Manique do Intendente is a lake and natural monument recognized for its rich biodiversity, especially its avifauna. The Serra de Montejunto Watchtower offers panoramic views of the region. Additionally, the Bocas Gorge features magnificent natural caves along the Rio Maior.
Yes, the region is rich in unique geological features. The most prominent are the **Salinas de Rio Maior**, Portugal's only interior salt flats, where salt is harvested from a subterranean saltwater spring. These are located within the wider **Parque Natural das Serras de Aire e Candeeiros**, known for its distinctive limestone karst landscape, including extensive cave systems, sinkholes, and impressive stalactite and stalagmite formations.
The area around Alguber offers various outdoor activities. You can enjoy hiking on trails like the Montejunto - Squirrel Trail, which leads through stunning vegetation. The wider Parque Natural das Serras de Aire e Candeeiros provides numerous pedestrian trails for exploring its geological formations. For more detailed routes, you can find options for hiking and road cycling in the guides for the Alguber area.
Yes, the Paúl de Manique do Intendente is considered family-friendly, offering an observation infrastructure for fauna and flora, making it an engaging spot for all ages to learn about biodiversity. The Salinas de Rio Maior also provide an interesting and educational visit for families, with traditional wooden houses now repurposed into shops and restaurants.
For breathtaking views, visit the Serra de Montejunto Watchtower, which offers a panorama of the region north of the Serra. Another excellent spot is the Salvé Rainha Viewpoint, also known as the "balcony of Estremadura," providing views of the mountain's geological structure and surrounding landscapes.
The **Salinas de Rio Maior** have significant historical importance, with salt exploration dating back to at least 1177, and possibly even prehistoric times. Traditional methods of salt extraction are still used today, and the site features a charming village reflecting the long-standing local culture and economy tied to salt production.
Yes, the **Parque Natural das Serras de Aire e Candeeiros**, which encompasses the area, is famous for its extensive cave systems. It is home to some of Portugal's most renowned caves, including the Grutas de Mira d'Aire, Grutas de Santo António, Grutas da Moeda, and Grutas de Alvados, all open to visitors and showcasing impressive stalactite and stalagmite formations. The Bocas Gorge also features natural caves along the riverbanks.
The Paúl de Manique do Intendente is a biodiversity hotspot, particularly for avifauna, with over 180 species, including the black stork and otter. The Parque Natural das Serras de Aire e Candeeiros supports diverse flora, including around 35 species of orchids, and is home to 18 identified species of bats that shelter in its numerous caves.
While specific recommendations vary, generally, spring and autumn offer pleasant temperatures for exploring the outdoor natural monuments and trails. During these seasons, the weather is typically mild, making hiking and sightseeing more comfortable. Summer can be hot, especially for longer excursions, while winter might bring cooler temperatures and occasional rain.
Yes, there are easy hiking options available. For example, within the broader region, you can find easy routes like the "View of Serra de Montejunto – Penha do Meio-Dia loop" or the "Serra Montejunto Bar loop" from Paisagem Protegida da Serra de Montejunto. You can explore more easy hikes in the dedicated easy hikes guide for Alguber.
The Parque Natural das Serras de Aire e Candeeiros is special due to its unique karst landscape, featuring extensive cave systems, sinkholes, and other geological formations. It also boasts the world's largest and most important collection of sauropod dinosaur footprints from the mid-Jurassic period at Pedreira do Galinha. The park's biodiversity, including numerous bat species and orchids, further adds to its significance.
Yes, within the **Parque Natural das Serras de Aire e Candeeiros**, you can visit the Pedreira do Galinha (Vale dos Meios), which hosts the world's largest and most important collection of sauropod dinosaur footprints. These footprints date back approximately 175 million years to the mid-Jurassic period, with some measuring up to 95 cm in length.


Extend your search for the best caves by checking out these guides of the top ones around Alguber: