The Dolomites, South Tyrol,
Italy. Millions of years ago the pale peaks and pinnacles of the
Dolomites lay on the seabed; now they are among the world’s most
distinctive mountainscapes.

Monument Valley Tribal Park,
Arizona–Utah, USA. The sandstone spires of Monument Valley, part of
the Colorado Plateau, are the result of millions of years of
erosion. Iron oxide gives the rock its reddish tone.

'The Sardine Run', Eastern Cape,
South Africa. During the annual migration of sardines, millions of
the fish head north along the coast of South Africa, creating a
feeding frenzy along the way. The migration occurs from May to
July.

The Aurora Borealis, Kiruna,
Sweden. When charged particles, which flow from the sun at 1.4
million km/h, hit the Earth’s magnetic field at the planet’s poles,
they create curtains of light. Solar storms heighten the
effect.

'Rufous hummingbird', California,
USA. Rufous hummingbirds, here seen feeding on nectar at
Huntington Beach, California, are just 8cm long but the hyperactive
birds migrate across North America, following the blooming of wild
flowers.
