As to why they weat hats at all, Peru is a high country; not as much atmosphere to filter out harmful UV rays as lower-lying lands. As to why they're amazing, you're just not used to them. Peruvians probably think some European clothes are pretty amazing, too.
they wear torn up jeans with football shirts on and cowboy hats
People who want to keep the sun out of their eyes wear hats. People who want the keep their head warm wear hats. People who just want to look cool also wear hats.
Because chickens are amazing and aliens wear hats.
They wear normal clothes but some people wear Santa hats Santa clothes or elf's hats
They wear it
People,soldiers,workers,cowboy.etc wear hats.
people are not allowed to wear hats inside the church
Some people
People
There are a great many Germans that wear hats. There is no exact percentage or number as people change their preferences.
People wear clothes, hats, and sunscreen to block the sun.
Snacks