evidence: Lake Constance is a vast lake shared by Switzerland, Germany, and Austria. It’s a popular vacation spot among both locals and tourists, thanks to a variety of fun and exciting things to do near the lake. [...] It’s a bit easier to reach Lake Constance from eastern Switzerland. You can usually take a train to Chur, where you can get on a direct train to Rorschach, a small town on the southern shore of the lake. [...] Frequently Asked Questions About Lake Constance