The landscape in the Sahara is quite different from the landscape in the Amazon. For example, the temperature is higher in the Sahara desert especially during the day and the climate is drier than in the Amazon. There is nothing has vegetation and the night is colder than in the rainforest. It usually rains more in the Amazon than in the deserts.
The landscape in the Pampas is so different from the landscape in the Bardenas Reales which is a desert in Spain. For example, the winters are colder in the Pampas than in the Bardenas Reales, but the summers could be very hot in both landscapes. Although Pampas is flatter than in the Bardenas Reales what is more irregular.
The climate in the Amazon is wetter than in the Pampas.