The World Athletics U20 Championships Cali 22 will bring together some 1500 athletes from around 140 teams who will compete over six days of action at the Pascual Guerrero Olympic Stadium between 1-6 August.
A selection of images from day 1 of the World U20 Athletics Championships, provided by World Athletics through Getty Images, is below for viewing.
Also, fans who want to Watch World Athletics U20 Championships Live Streaming can, in some countries, do so on World Athletics YouTube and Facebook pages.
Where to watch
To find out where coverage may be broadcast in your country, check the list here.
For the territories where broadcast rights have not been sold, the championships will be live streamed on the World Athletics YouTube and Facebook channels.