Satellite image of a land mass that is wider at the top than it is at the bottom.

Question 1 Clue:

A mighty river, about 6400 kilometers (4000 miles) long, runs across this continent that is home to the largest tropical forest in the world. A long mountain range extends along its western edge. Name the continent.

Image from Blue Marble courtesy of NASA's Earth Observatory 

South America

Satellite image of desert-like land with a large crack in it.

Question 2 Clue:

This year marks the 100th anniversary of the U. S. National Park Service. The scenic feature pictured here is about 1.6 kilometers (1 mile) deep and was designated a National Park in 1919. Name this National Park located in Arizona.

Landsat 8 image courtesy of USGS and NASA

Grand Canyon 

Satellite image of a land mass at night, an arrow points to a spot that is lit up. on the southern half.

Question 3 Clue:

In this nighttime image, this country's lights sparkle revealing where people live. The brighter clusters are from cities, such as Chennai (blue arrow). Name the country.

Suomi NPP image courtesy of NASA and NOAA
 

India 

Satellite image of a dense city along a river.

Question 4 Clue:

This capital city lies on the Chao Phraya River (white arrow) which empties into the Gulf of Thailand. Name the city.

International Space Station Image courtesy of NASA/JSC

Bangkok

Satellite image of a large island off of the coast of Africa.

Question 5 Clue:

Located in the Indian Ocean, this country (white arrow) is the fourth largest island in the world. It is separated from east Africa by the Mozambique Channel. Name the country.

Image from Blue Marble courtesy of NASA's Earth Observatory 

Madagascar 

Satellite image of a snow-capped mountain range, with Italy to the south.

Question 6 Clue:

This snow-capped mountain range is 1200 kilometers (750 miles) long and crosses 8 countries. The city of Venice (yellow arrow) is 520 kilometers (320 miles) to the south of the mountains. Name the mountain range.

Terra-MODIS Image courtesy of NASA/GSFC

Alps

Satellite image of a collection of islands.

Question 7 Clue:

This ring of Greek islands is located in the Aegean Sea. The largest, Santorini, is a popular tourist site. These islands are all that remain of a once larger island that was blown apart by an explosive event. What caused the explosive event?

International Space Station Image courtesy of NASA/JSC

Volcano 

Satellite image of a waterway with arrows pointing to it.

Question 8 Clue:

This image reveals a section of a human-built waterway (orange arrows) that was originally constructed in the 19th Century. It connects the Mediterranean Sea to the Red Sea, and was enlarged and expanded last year. Name the waterway.

Landsat 8 image courtesy of USGS and NASA

Suez Canal 

This quiz was originally published in 2016.