What is the name of the world's largest desert?
Gobi Desert
Sahara Desert
Arabian Desert
Antarctic Desert
Which famous rock formation in Australia was formerly known as Ayers Rock?
Uluru
Kings Canyon
Wave Rock
The Pinnacles
Which famous falls form part of the border between the USA and Canada?
Angel Falls
Victoria Falls
Niagara Falls
Iguazu Falls
What is the name of the world's longest cave system?
Jewel Cave
Mammoth Cave
Sistema Sac Actun
Son Doong Cave
Which natural wonder is known as the 'Grand Canyon of the Pacific'?
Waimea Canyon
Copper Canyon
Kings Canyon
Colca Canyon
What is the largest hot spring in the United States?
Old Faithful
Grand Prismatic Spring
Morning Glory Pool
Castle Geyser
What is the name of the world's tallest tree species?
Sequoia
Coast Redwood
Giant Sequoia
Douglas Fir
What is the name of the largest glacier in Europe?
Aletsch Glacier
Vatnajökull
Mer de Glace
Gorner Glacier
Which famous rock formation in England consists of standing stones?
Hadrian's Wall
Stonehenge
Giant's Causeway
Cheddar Gorge
What is the name of the world's largest living structure?
Amazon Rainforest
Great Barrier Reef
Giant Sequoia Forest
Kelp Forest
Which famous canyon is home to the Havasupai Falls?
Antelope Canyon
Grand Canyon
Bryce Canyon
Zion Canyon
