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When traveling in Seattle recently, I had an opportunity to tour wastewater treatment at King County west point site. The tour is  informative and well-organized. After the tour, I got much more understanding the complexity of an often taken for granted aspect of our daily life. Let's see how it

We visited Musuem of Flight July 29, 2025. Luckily a public free tour guide was available by then and it was a wonderful experience. This post is focused on Wright Brothers story. While everyone knows their success, the narrative is so personal and approchable: inventors are no more than common

Some interesting facts about palms and how they are different from "real trees".

A trip to UK Scotland highland in a day trip. Very rewarding.

SF botanical garden visiting notes.

这周末去南湾看了两个加州本地植物的花园，一个叫GNGT的活动。

Some field guides notes on Feb 02, 2025 mushroom hike.

最近旅途路上看完了这本《全球通史 下》，非常推荐。好的历史书要解决两个任务：清晰的叙述历史本身, what happened; 和有立场观点的解读，而不是让历史成为冗长的细节堆砌。全球通史完美的做到了这一点。

这次回去，取道北京，看了国博，略记一二