pyramid on market square in karlsruhe burial vault of margrave carl wilhelm. baden-wuerttemberg, germany, europe

architecture attraction baden badenwuerttemberg building burial carl central city closeup cystle destination domestic durlach europe famous federal germany grave graveside heritage historic history hot important karlsruhe location margrave market marketsquare memory monument place point pyramid rhine sepulchre site sky spot square street tomb tourist travel unesco vault wilhelm world wuerttemberg