The one place where a flag flies all day, never goes up or comes down, and does not get saluted, is the moon.

The largest iceberg ever recorded was 335km (208 miles) long and 97km (60 miles) wide.

There are 1040 islands around Britain, one of which is the smallest island in the world: Bishop’s Rock.

The magnetic south pole was discovered off the coast of Wilkes Land in Antarctica.

The Dead Sea is 365 m (1,200 ft) below sea level.