Where in the world?
The flag of Peru has three vertical stripes of red, white, and red with a national coat of arms in the center of the white stripe.

Peru

Perú

Population: 32,971,846

Region: Americas

Subregion: South America

Capital: Lima

Top Level Domain: .pe

Currencies: Peruvian sol

Border countries

The flag of Bolivia has three horizontal bands of red, yellow, and green with the national coat of arms in the center.

Bolivia (Plurinational State of)

Population: 11,673,029

Region: Americas

Capital: Sucre
The flag of Brazil has a green field with a yellow diamond and a blue globe with stars in the center.

Brazil

Population: 212,559,409

Region: Americas

Capital: Brasília
The flag of Chile has three horizontal stripes of red, white, and blue with a white star in the center of the blue stripe.

Chile

Population: 19,116,209

Region: Americas

Capital: Santiago
The flag of Colombia has three horizontal stripes of yellow, blue, and red.

Colombia

Population: 50,882,884

Region: Americas

Capital: Bogotá
The flag of Ecuador has three horizontal stripes of yellow, blue, and red with the national coat of arms in the center. The yellow stripe is twice the height of the blue and red stripes.

Ecuador

Population: 17,643,060

Region: Americas

Capital: Quito