THE Winter Olympics has landed. 

Pyeongchang 2018 got underway earlier with a spectacular opening ceremony.

The 23rd Games officially begin tomorrow, when Scottish speed skating star Elise Christie will begin her medal quest in the short-track speed skating. 

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Read more: Five memorable moments from the Winter Olympics opening ceremony

If you need to brush up on how the events work, fear not.

Our friends at USA Today have put together 90-second explainer videos for a number of the less familiar sports at the Games, with each lasting around 90 seconds.

Read more: Korean teams march together in Winter Olympics ceremony with message of peace

Aerials

Alpine Skiing

Big air snowboarding

Bobsled

Cross-country skiing

Curling

Figure skating

Halfpipe skiing

Luge

Moguls

Nordic combined

Short-track speedskating

Skeleton

Ski slopestyle

Ski jumping

Snowboard Cross

Snowboard slopestyle