Yes, Switzerland is a member of the Schengen Area, though it is not part of the European Union (EU). Switzerland officially joined the Schengen zone in 2008, meaning that travelers can move between Switzerland and other Schengen countries (like France, Germany, or Italy) without undergoing routine passport checks at the borders. For American tourists in 2026, this means your 90-day "visa-free" limit applies to your combined time spent across all Schengen nations. However, it is important to note that because Switzerland is not in the EU's Customs Union, you may still be subject to occasional customs inspections for goods when crossing by road or rail. Additionally, starting in late 2026, visa-exempt travelers (including Americans) will be required to register with the ETIAS (European Travel Information and Authorization System) before entering Switzerland or any other Schengen member state, adding a layer of digital security to the traditional "borderless" travel experience.