If you're after somewhere peaceful to spend some time, organize a visit to St. Martins Church. This house of prayer offers the perfect respite from the constant comings and goings of life.
You'll have no end of sightseeing choices when visiting Marktoberdorf. St. Martin's Church is a great place to begin here, but there are lots of other worthwhile spots to check out. Modeon Marktoberdorf, Marktoberdorf City Museum, and Aitrang Church are not far from the house of prayer and will top off your day nicely.