Vis­ion­air is a 24-partner European research pro­gramme with goals to facil­it­ate trans-national research within the EU, to bet­ter util­ise avail­able research facil­it­ies, and to cre­ate a ded­ic­ated visu­al­isa­tion research infra­struc­ture across the part­ner coun­tries.  UCL is a prom­in­ent part­ner in the pro­ject, and has hos­ted 8 trans-national research vis­its (TNAs) from research­ers in 5 dif­fer­ent coun­tries since 2012.