@jamie777 Have you considered using some of this money to travel and experience Europe instead? You seem financially well-positioned and are going to be in a location which is a good jumping-off point for many destinations.
@kiia https://www.quantifiedstrategies.com/can-european-investors-buy-us-etfs/ for some overview of issues holding US ETFs in EU
Generally anything from the EU which includes interest will fall under PFIC and most likely not be available...