#344: stress, bikes, balloons, rumsey, flags
, last check: Mon, 24 Aug 2026. Post history
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stress
Montgomery county bike stress map
https://mcatlas.org/bikestress/ | archive.org -
bikes
NYC shared bikes service study
https://survey-smiles.com -
balloons
A collection of old aerial photographs taken from balloons
https://historicengland.org.uk/images-books/archive/collections/acquisitions/ -
rumsey
David Rumsey Map Center opens at Stanford
https://www.kqed.org/arts/11496747/stanfords-new-map-center-lets-you-get-up-close-personal -
flags
An infography about flags around the world
https://flagstories.co/
Raf