This bicycle-inspired, vertical transportation system lets you cycle up buildings

<blockquote class="twitter-tweet" data-lang="en"><p lang="en" dir="ltr">This bicycle-inspired, vertical transportation system lets you cycle up buildings <a href="https://t.co/PelI5lRwhc">pic.twitter.com/PelI5lRwhc</a></p>&mdash; Mashable (@mashable) <a href="https://twitter.com/mashable/status/1050945470737121281?ref_src=twsrc%5Etfw">October 13, 2018</a></blockquote> <script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>