What is the capital of Acre, Brazil?

Which city serves as the capital of Uruguay? What is the capital of Venezuela? Which city is the capital of French Guiana? Which city serves as the capital of the Galapagos Islands? What city is the capital of Roraima, Brazil? Which city serves as the capital of the Argentine province of Tierra del Fuego? What is the capital of the Chilean region of Magallanes? What is the highest capital city in South America?