You guys cal always try the hash , its a good way to meet noth expats and locals in a relaxed setting, the hash is the Hash House Harriers founded origionally in Kuala Lumper over 60 myears ago and now to be found in all major cities around the world, no membership or joining just show up and join in the fun , its mainly about jogging and socialising but walking is always an option.
Here is the link for the Swiss groups,
http://www.harrier.eu.org/ www.schaffhausen-h3.com
It really is a great way to meet people.
OnOut
Captain Pugwash