<prompt> Translate the following text to EnglishMausoleum ya Sultan al-Ghouri, mtawala wa mwisho wa Mamluk, ilijengwa mnamo karne ya 16 na sasa ni kituo cha utamaduni cha kuandaa maonyesho ya kawaida ya Dervishes ya Whirling wanaofikia ecstasy ya kidini kwa kuzunguka kwa mwendo wa kuendelea.  <response>: They were built at the very beginning of the 16th century by Sultan al-Ghuri, the last Mameluke ruler, and his mausoleum at the heart of the development is now a cultural center hosting regular performances of the Whirling Dervishes who achieve religious ecstasy by circling around in continuous motion. 