Cacti of the Trichocereus genus, near the 'Brealito' Lagoon, in the 'Calchaquí' valley, province of Salta, Argentina

Cacti of the Trichocereus genus, in the Calchaquí valley, province of Salta, Argentina

Cacti in the upper Calchaquí valley, province of Salta, Argentina

Cactus of the Trichocereus genus in flower, on the Andean Altiplano, Argentina

Cactus with flower, Trichocereus genus, Argentina, Andean Altiplano (Puna), the Andes Cordillera

Cactus with flower, Trichocereus genus, Argentina, Andean Altiplano (Puna), the Andes Cordillera

Cactus with flower, Trichocereus genus, Chile, the Andean Altiplano, the Andes Cordillera

Cactus with flower, Trichocereus genus, Chile, the Andean Altiplano, the Andes Cordillera

Cacti of the Trichocereus genus, Tilcara, Jujuy, Argentina, the Andes Cordillera

Cacti of the Trichocereus genus, Andean Altiplano (Puna), Argentina

Cacti of the Trichocereus genus, Argentina, the Andes Cordillera

Cacti of the Trichocereus genus, Andean Altiplano, Argentina

Cacti of the Trichocereus genus, Argentina, Andean Altiplano (Puna, high plateau), the Andes Cordillera

Trichocereus genus cactus, on the Andean Altiplano (high plateau), the Andes Cordillera

Cacti of the Trichocereus genus, Argentina, Andean Altiplano (Puna, high plateau), the Andes Cordillera

Cactus, Trichocereus genus, Andean Altiplano (high plateau), Andes Cordillera, Argentina