Chaco National Park

Discover the unspoiled wonder of Chaco National Park in Argentina, a protected area that captivates both local and international visitors within the vast Chaco jungle. This guide unveils the secrets of this extraordinary location and provides a detailed itinerary for planning an unforgettable visit.

Introduction to Chaco National Park

Chaco National Park

History and Designation as a National Park

Chaco National Park, established on October 22, 1954, under the name "Parque Nacional Chaco" in Spanish, is one of Argentina’s most significant protected areas, spanning 150 km². This park was created with the purpose of preserving and safeguarding a representative portion of the wet Chaco ecosystem and the species that inhabit it.
The site has become a crucial reserve for conserving the region’s biodiversity. Over the years, it has played a critical role in protecting the forests, savannas, and wetlands that constitute its unique geography.

The establishment of this national park has allowed for the safeguarding of numerous endangered species of flora and fauna. Notable flora species include the white quebracho, red quebracho, and carob tree, which are adapted to the region’s specific drought conditions.

Location and How to Get There

Situated in the Chaco Province in northeastern Argentina, the park can be reached by road from Resistencia, the provincial capital. Its geographical coordinates are: 26°50′00″S 59°40′00″W / -26.83333, -59.66667.

There are several transportation options available. One of the most common ways is to arrive by car, following the RN 16 and RP 9 routes from the city of Resistencia, which is approximately 110 km away. This route provides a direct journey and allows visitors to enjoy the scenery along the way.

Another option is to join an organized tour, which may include transportation from Resistencia to the park. These tours often offer convenience and the opportunity to learn more about the park’s history and biodiversity through specialized guides.

If you don’t have your own vehicle or prefer not to drive, you can also choose to take a remis (taxi) from Resistencia to Capitán Solari. From Capitán Solari, which is about 6 km from the park, you can access Chaco National Park via remis again. Remises are rental vehicles with drivers, a convenient alternative for those who don’t want to drive on their own.

In addition to these options, there are also daily bus services connecting Resistencia to Capitán Solari. Once in Capitán Solari, you can take a remis to reach the park.

Geography and Climate


The park showcases a topography characterized by dense forests, savannas, and wetlands. The diverse geography contributes to its unique biodiversity.

Climate and Visiting Seasons

The park experiences a subtropical climate without a dry season, with a wet season from November to March. Characterized by warm temperatures, abundant rainfall, and little annual temperature variation.

The Wet Chaco region experiences average annual temperatures that decrease from north to south, and rainfall decreases from east to west. In summer, rains are more intense, while a period of lower precipitation is recorded between April and September. The park has a weather station that provides accurate data on the climatic conditions in the area, and the data from the city of Resistencia, located near the protected area, can be considered indicative of the climate in the park.

The best time to visit is during the months with less rainfall, from April to October.

Ecosystem and Biodiversity

Chaco National Park harbors rich biodiversity, with multiple ecosystems coexisting within the protected area, including forests, savannas, and wetlands.

Flora and Fauna

Main Flora Species

The park is dominated by Chaco red quebracho forests (Schinopsis balansae), which was one of the main factors motivating the creation of this protected area.

In addition to the quebracho forests, there are "madrejones" formations that occur in the old course of the Negro River, as well as "cañadas" (small valleys) and "bañados" (swamps) of Panza de Cabra, adding diversity to the rich aquatic environments. These aquatic habitats are home to fish, amphibians, and other small animals, which in turn attract birds such as storks, herons, and pink spoonbills. The variety of plant species and aquatic habitats provide a conducive environment for wildlife and offer a fascinating spectacle for birdwatchers and nature enthusiasts in general. There are also white quebracho, red quebracho, and carob trees.

Main Fauna Species

Chaco National Park hosts a rich and diverse fauna due to the variety of environments present within the protected area. Numerous species can be easily observed, such as the boisterous howler monkey, the mountain fox, the guazuncho, and peccaries. Additionally, the park is also home to threatened species such as the anteater, the river otter, the maned wolf, and the tapir, among others.

When it comes to birds, it stands out for its impressive diversity. A total of 353 different bird species have been recorded, representing over a third of all bird species found in Argentina. Furthermore, the area serves as an important nesting and roosting site for the scarlet macaw, an emblematic and colorful species.

The abundance and variety of animal species provide visitors with the opportunity to enjoy up-close encounters with wildlife and to appreciate the importance of conserving this valuable ecosystem.

Endangered Species

It harbors threatened species such as the jaguar, the tapir, and the pampas deer, and is pivotal to their conservation efforts.

Tourist Activities

Hiking and Trekking Trails

The park offers several hiking routes, allowing visitors to explore its flora, fauna, and unique geography.

Río Negro Pedestrian Trail

The Río Negro Pedestrian Trail is an ideal option for families looking to enjoy a pleasant walk in Chaco National Park. This trail, which starts by crossing a hanging bridge over the Río Negro, offers a circular route that allows you to appreciate the characteristic species of the riverside jungle. The trail is accessible up to the halfway point, and then returns along the same path. The estimated time to complete this trail is approximately 1 hour and 30 minutes.

Abuelo Trail

The Abuelo Trail is an interesting option for families wishing to explore the natural beauty of Chaco National Park. This trail leads to an impressive large and well-developed Chaco red quebracho tree. However, it’s important to note that during days of heavy rain, it can become impassable for visitors. During the hike, it’s possible to encounter traces left by local fauna, adding excitement and a connection to the environment. The estimated duration of this trail is about 1 hour.

Lagunas Trail

The Lagunas Trail is an excellent option for families to enjoy the wonders of the Chaco forest. To access this trail, you must take a vehicular road located 5.5 km from the Visitor Center. The trail begins at Carpincho Lagoon and connects with Yacaré Lagoon via a pedestrian circuit. Throughout the hike, there are interpretive viewpoints from which you can contemplate the beauty and diversity of the Chaco forest. The estimated time to complete this trail is approximately 1 hour and 30 minutes.

El Palmar Trail

The El Palmar Trail offers families a unique experience amidst palm groves and grasslands. To reach this trail, you must take a vehicular road 2 km from the Visitor Center and walk 1 km (one way) from the parking area to the trail entrance. The trail is 300 meters long and leads to the Mirador del Palmar (Palmar Overlook). From this point, you can enjoy the best sunsets while admiring the natural surroundings. The estimated time to complete this trail is approximately 1 hour and 30 minutes.

"La Ralera" Trail

The "La Ralera" Trail is an option that allows families to explore the main conservation value of Chaco National Park. This trail follows an 18-kilometer vehicular road and showcases an environment characterized by the dominant presence of the Chaco red quebracho tree in the tree canopy. Along the trail, there are two viewpoints that offer outstanding panoramic views of the surroundings. The estimated duration of this trail is about 2 hours. It’s a perfect opportunity to admire and learn about the region’s flora and fauna.

Birdwatching and Wildlife Observation

Thanks to its abundant wildlife, it’s a popular destination for birdwatching and animal observation.

Nature Photography

With its breathtaking landscapes and wildlife, the park is an ideal place for nature photography.

Accommodation and Services

Camping and Accommodation in the Park

The park offers well-equipped camping areas and nearby accommodations for visitors. At Chaco National Park’s campground, visitors have the option to camp. It offers full services, is well-equipped, and located on the northern bank of the Río Negro. This campground features sanitary facilities and picnic and barbecue areas, providing comfort and the opportunity to enjoy nature in its full splendor.

Services Available in the Park

These include picnic areas, sanitary services, and a visitor center that offers detailed information about the park.

Visitor Rules and Regulations

To ensure safety and environmental protection, visitors must comply with specific rules and regulations.

Local Culture and History

Indigenous Cultures and Their Relationship with the Park

Local indigenous communities have a deep connection to the land and have played a vital role in park conservation.

Historical Importance of Chaco National Park

The park has played a crucial role in local and regional history, being a place of both ecological and cultural significance.

Conservation and Threats

Ongoing Conservation Projects

Several ongoing conservation projects exist to protect the park’s flora and fauna and promote sustainability.

Primary Threats to the Park and Its Ecosystems

The park faces threats, primarily deforestation and illegal hunting. These threats endanger the park’s biodiversity.

Planning Your Visit

Best Time to Visit

The best time to visit Chaco National Park is during the dry season, which extends from April to October.

What to Bring and Preparation Tips

Visitors should be well-prepared with supplies and appropriate equipment to explore the park, including insect repellent, potable water, suitable footwear, and sun protection.

Contact and Activity and Accommodation Reservations

Visitors should get in touch with park authorities to pre-book activities and accommodations, especially during peak seasons.

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