Peninsula Valdés Provincial Nature Reserve is a UNESCO World Heritage site famed for its outstanding marine wildlife viewing opportunities, including southern right whales and diverse coastal ecosystems along Argentina's Atlantic coast.
Peninsula Valdés is a prominent nature reserve located on the northeastern coast of Chubut Province in Argentina. This large, arid peninsula protrudes into the South Atlantic Ocean and serves as a vital refuge and breeding ground for a variety of marine and terrestrial species. Its geography features rugged cliffs, salt flats, dunes, and sandy beaches, creating diverse habitats that support unique flora and fauna. Established to protect both terrestrial and marine biodiversity, the reserve has become world-renowned for its extraordinary wildlife viewing, particularly of southern right whales that come to the sheltered bays to mate and calve between June and December. Visitors can also witness breeding colonies of elephant seals, sea lions, Magellanic penguins, and lesser-known species such as the guanaco and maras. The region’s sparse vegetation consists mostly of steppe plants adapted to the semi-arid climate. Historically, Peninsula Valdés was recognized by UNESCO in 1999 for its ecological importance. Besides wildlife observation, visitors can enjoy scenic drives along unpaved coastal routes, guided boat trips, and birdwatching. Although formal hiking trails are limited, several marked viewpoints offer spectacular panoramas of the ocean and wildlife activity. The reserve draws naturalists, photographers, and eco-tourists eager to encounter rare marine life in an unspoiled environment. Facilities are modest, emphasizing conservation and low-impact visitation. Overall, Peninsula Valdés combines ecological significance with one of the best places on Earth to experience the seasonal return of majestic whales and other marine mammals in their natural setting.
Caleta Valdés – prime viewpoint for southern right whale mother and calf observations
Punta Norte – home to large colonies of elephant seals and sea lions
Penguin Rookery at Punta Tombo – one of the largest Magellanic penguin breeding sites nearby
Scenic coastal drives with panoramic ocean views and spotting rare bird species
Unique sheltered bays where southern right whales come to calve and nurse their young, providing unparalleled close-up viewing opportunities.
Large breeding aggregations of elephant seals found primarily at Punta Norte, visible from designated observation points.
Extensive rookeries of Magellanic penguins occur on the peninsula and nearby Punta Tombo, one of the largest in the world.