August 12, 1878 Monday – The men left Baden Baden by rail and arrived at Lucerne, Switzerland where they joined Livy, the children and the rest of the party who had been there a few days.
August 15 Thursday – The entire Clemens party took a two-day excursion to the Rigi-Kulm. They spent the night in a hotel on the Rigi to watch the sunset and sunrise.
August 21. 1878 The group traveled to Interlaken and from August 23 to the 31st Sam and Twichell went to see the Matterhorn.