Nazi sympathisers who had been killed at that spot in the Beer Hall Putsch of 1923. Many people practised a kind of passive resistance by making a detour down the Viscardigasse, to avoid passing the Feldherrnhalle and having to salute. In the mid-90s, 
The wavy stripe of gold-colored pavement stones in the Viscardigasse in memorial of passive resistance
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<span class="int-own-work" lang="en">Own work</span>