They sneakily turned around their signs when the camera was on them.
Does anybody have any background on this? Are there people in Bilbao who dislike the Guggenheim Museum so much that they protest it during a TdF stage?
Just watched this back, the two guys switching from "LE" to "GU" are well drilled.
Found this:
The leftist Separatist group in Basque, the ETA, considered the Guggenheim as a symbol of American Imperialism. Two members of the group were found posing as gardeners, attempting to plant explosives in the museum lawns to disrupt its inauguration. A member of the Basque police force, the Ertzaintza, was shot while trying to stop them.