​A.) Would you travel to London to see Trooping the Colour?

Trooping the Colour is another name of  King's Birthday Parade, an event marking its soverign's official birthday in Britain.

This event is said to derive from an old practice in which  a regiment's flaglike standard named the Colour  was paraded through the ranks of soldiers before  a battle.

Many soldiers wearing bearskin caps and red uniforms take part and show spectacular ritual performance.

So I would like to go there if I have a chance.​ 

=> Trooping the Colour is another name for the King's Birthday Parade, an event marking its sovereign's official birthday in Britain.

This event was derived from an old practice in which a regiment's flaglike standard named the Colour was paraded through the ranks of soldiers before a battle.

Many soldiers wear bearskin caps and red uniforms to take part and show spectacular ritual performances.

If I had the opportunity, I would like to visit that place. ​​​

​•  Corrected: The sentences are corrected grammatically.

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