Have you ever hidden so well during a game of hide and seek that no one could find you? Was it a little scary? Can icebergs play hide and seek? In 1999 an iceberg the size of Rhode Island broke away from Antarctica and went missing! That’s right, but let’s back up a little.

In the Northern Hemisphere, from February to July, chunks of ice break off or calve from Greenland’s glaciers. Some also calve from glaciers in Alaska. Chunks may be small or as large as the ones shown in Church’s painting. Most of an iceberg is out of sight below the water, and it’s this part that’s so dangerous to ships.

The Icebergs by Frederick Edwin Church, Dallas Museum of Art, public domain

In the North Atlantic, ocean currents often carry icebergs from Greenland to an area off Newfoundland called Iceberg Alley. This was where Church went to…