There may be cursing on these entertaining, oddball tours. Both walking and bus tours cover downtown, the Central West End and more. $20-$35. www.renegadestl.com/tours. Scott Joplin House State Historic Site, c. 1902, where the ragtime king composed some of his famous melodies. www.mostateparks.com/scottjoplin. htm. 2658 Delmar Blvd. 314.340.5790. Map 4-2H.