Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Heidelberg (45% of total searches to Burgenstrasse). The next most popular destinations are Nuremberg (35%) and Rothenburg ob der Tauber (13%). Searches for hotels in Mannheim (7%) are also popular.
KAYAK users have found double rooms in Burgenstrasse for as cheap as $28 (Nuremberg) in the last 3 days. The average price is $189.