Shopping on Kastanienallee in Berlin Shopping on Kastanienallee in Berlin, is one of the most exciting experience for fashion hunters. The avenue full of independent shops offers all sorts of fashion, from vintage to high end designers. Among those, you will find Hallo Herz, a shop for women with a very feminine and poetic mood. The shop sells a mix of vintage and contemporary pieces, all carefully selected for their quality and style. A lovely address on one of Berlin most charming streets.