Amazon has a base in Davos

Davos climate activists paint Amazon base green, disrupt helicopters

No mention of what this base is for, but it's temporary and on the main street, according to this Reuters story, 

Davos, Switzerland, is the site of the World Economic Forum's annual meeting, which begins about now.

And…

"So far we have blocked 10-20 helicopters in one and a half hours. Over the course of the day we are expecting around a hundred helicopters arriving here," Greenpeace activist Clara Thompson told Reuters.

One of the meeting's main concerns — its theme this year is "Safeguarding the Planet" — is burning too to much helicopter fuel.