Baden-Baden, situated in the Oos basin on the western slopes of the northern Black Forest, within the Upper Rhine plain, is a very popular international health resort, thanks to its favorable situation, its mild climate and its radioactive brine springs (temperature 68 deg C/154 deg F; 800,000 l/176,000gal daily).
The Schwarzwald-Hochstrasse (Black Forest Ridgeway) skirts the extensive forests within the municipal boundaries.
The Caracalla Baths (water up to 69 deg C/156 deg F) in Baden-Baden are a modern bathing and therapy center with two circular pools and a "mushroom fountain" in the center.
The Greek-Romanian Chapel (views) on the Michaelsberg in Baden-Baden was built by Leo von Klenze in 1863-66 and contains the tombs of the Stourdza boyar family.
The Altes Schloss (Old Castle) of Hohenbaden (403 m/1,322ft), 4.5km/3mi north of Baden-Baden, is a former residence of the Margraves of Baden and is now in ruins. There are fine views from the tower.
Musical Summer in Baden-Baden takes place over three weeks in July and includes over 20 different performances. Events range from organ and piano recitals to larger orchestral and chamber concerts. The venues are as interesting as the repertoire and include the Kurhaus, the Evangelical Stadtkirche, the Kurgarten, Brenner's Park Hotel, St Jacob's and the New Castle Courtyard.
The Neues Schloss in Baden-Baden was built by Margrave Christoph I in 1479 and was occasionally used as a residence by the former grand-ducal family. It now houses Zähringen Museum. In the old court stables (Marstall) is a museum on the history of the town.
The Gothic Stiftskirche (R.C.) in Baden-Baden contains the tomb of Margrave Ludwig Wilhelm, known as "Türkenlouis" (d. 1707), and a sandstone crucifix by Nicholas of Leyden (1467).