Even lesson can’t teach these.

This sentence doesn't make sense in the scope of your text.

Even lesson can’t teach these.

Traveling often described as one of the best of teachers. Traveling often described as one of the best teachers.

Traveling is often described as the best of teacher. Traveling is often described as the best teacher.

But lLet’s be honest, i. It can also be the most chaotic one. Let’s be honest. It can also be the most chaotic one.

Airports test your patience, h. Hotel rooms sometimes not look like photographyanything in the pictures, and maps could work badpoorly. Airports test your patience. Hotel rooms sometimes not look like anything in the pictures, and maps could work poorly.

Airports test your patience, hotel rooms sometimes look like photography and maps work badly. Airports test your patience, hotel rooms sometimes look like photography and maps work badly.

The "hotel rooms sometimes look like photography" bit is not clear here. Maybe you mean the hotels looked good in photos, but they looked bad in real life. If so, you might say, "hotels don't match their photos"

These poor storysies (could) become the funniest memoryies later. These poor stories (could) become the funniest memories later.

These poor storybad experiences become the funniest memoryies later. These bad experiences become the funniest memories later.

I would call these experiences rather than stories

Meeting local people, trying different foods, and losnavigating streets teach us (patience and resilience). Meeting local people, trying different foods, and navigating streets teach us (patience and resilience).

Meeting local people, trying different foods and getting lost ing the streets can teach us a lot about the culture/country/language, which even formal lessons cannot teach. Meeting local people, trying different foods and getting lost in the streets can teach us a lot about the culture/country/language, which even formal lessons cannot teach.

Your text is more clear if you tie in your below sentiment to this line. It isn't clear what the focus is, so I gave some options (culture, country, language)