Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Hamburg (85% of total searches to Elbe). The next most popular destinations are Dresden (13%) and Riesa (1%). Searches for hotels in Lutherstadt Wittenberg (1%) are also popular.
KAYAK users have found double rooms in Elbe for as cheap as $52 (Magdeburg) in the last 3 days. The average price is $168.