Alexander Garden is a rectangular park outside the red wall of the Kremlin Palace. In the garden, there is a famous Tomb of the Unknown Martyrs. The park is the entrance to the Kremlin. Before entering the Kremlin, remember to change tickets at the Visitors'Center, and then queue up to enter from the main entrance. There are many people in the park, because this is the most concentrated place of Moscow scenic spots. The garden is full of flowers, which is really beautiful.