The long days of summer are here again, allowing us to make the most of a full day in the Sun. In June, the Sun is rising over the UK at 04:45 BST in the morning, and setting around 21:20 BST in the evening, giving us almost 17 hours of continuous daylight.

The summer solstice occurs on the 21st of June. That is the day that the Earth's northern hemisphere points in the direction of the Sun, making the Sun high in the sky at noon. At midnight, the Sun is only 15 degrees below the...