Where in the world?
The flag of Panama has four quarters of white, red, white, and blue with a blue star in the top left quarter and a red star in the bottom right quarter.

Panama

Panamá

Population: 4,314,768

Region: Americas

Subregion: Central America

Capital: Panama City

Top Level Domain: .pa

Currencies: Panamanian balboa

Border countries

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 Costa Rica has five horizontal stripes of blue, white, and red with the national coat of arms in the center of the red stripe.

Costa Rica

Population: 5,094,114

Region: Americas

Capital: San José