Mars has a volcano, Olympus Mons, which is 310-370 miles in diameter and 16 miles high.
The statue “The Thinker” by Rodin is actually a portrait of the Italian poet Dante.
X-ray technology has shown that there are 3 different versions of the “Mona Lisa” under the visible one.
A pig’s snout is called a gruntle.
The chemical pectin, found in ripe fruit, causes jam to set when cooling.