Spain, Madrid, Statue of Cibeles at Plaza de la Cibeles with the Central Post Office in the background.

Spain, Madrid, Plaza de la Cibeles & Central Post Office.

Spain, Madrid, Central Post Office.

Spain, Madrid, Plaza de la Cibeles & Central Post Office.

Spain, Madrid, Plaza de la Cibeles & Central Post Office.

USA, Washington DC, Old Post Office Pavilion.

Ireland, Dublin, Jim Larkin and the Spire in O'Connell Street with General Post Office on the left.

England, East Sussex, Eastbourne, View across shingle beach.

Mexico, Federal District, Mexico City, Art Nouveau interior and staircase of the Correo Central main Post Office.

Vietnam, Ho Chi Minh City, Portrait of Ho Chi Minh inside the Central Post Office.

Vietnam, Ho Chi Minh City, Portrait of Ho Chi Minh inside the Central Post Office.

Mexico, Federal District, Mexico City, Art Nouveau interior and staircase of Correo Central, the main Post Office.