# worldheritage worldheritageday jameswatt2019 yosemite

Place on where Watt secretly tested & developed his steam engine is a site... - because it's on direct line of Roman ! Watch out for details of a free open day coming very soon

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2019-04-18

“Lessons of Muir: enjoy, explore, & protect the Earth in our daily lives” ’s Bruce Hamilton
https://t.co/smprGr4MW4

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2017-04-11

Muir was first to see the role of glaciation in the origin of Valley http://t.co/m5CBsniHns

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2015-04-21