At the nearest point, Russia and America are less than 4 km apart.
The Channel between England and France grows about 300 millimeters each year.
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.