A North African seaport and at the time of Twain's visit, a french colony.  The Quaker City anchored here for five hours on October 15, 1867.  Cholera was reported so no passengers went ashore.

At the beginning of the 17th century, the Aix people and the medical world had begun to become aware of the value of the hot springs of Aix, through the writings of the dauphinois physician Jean Baptiste Cabias, who was followed in this area by other renowned doctors. Indeed, since ancient times the exploitation of sources of hot water had never been completely forgotten. Bathing took place in Aix in the Middle Ages and until the end of the 18th century, in the only existing Roman pool, outdoors, or at home where the spa water was brought by hand.

June 27, 1894 Wednesday – Frenchmen were rioting throughout the country, angry over the assassination of President Sadi Carnot on June 24. Sam wrote of a crisis situation at the Grand Hotel in La Bourboule, which had several Italians in their employ.

See letter to Rogers, June 29.

Mark Twain first visited Paris July 6, 1867 as part of his "Innocents Abroad" excursion. In late February of 1879 he returned with his family and stayed until July. "The weather was miserably cold; he suffered from rheumatism and dysentery and spent most of his time in bed." Again in June of 1891, he passed through the city returning three years later for a stay of from March until June of 1894, then from October 1894 through May of 1895. (Mark Twain A to Z)

Le Havre (/lə ˈhɑːv(rə)/, French: [lə ɑvʁ(ə)]; Norman: Lé Hâvre [lɛ ɑvʁ(é)]) is a major port city in the Seine-Maritime department in the Normandy region of northern France. It is situated on the right bank of the estuary of the river Seine on the Channel southwest of the Pays de Caux, very close to the Prime Meridian. Le Havre is the most populous commune of Upper Normandy, although the total population of the greater Le Havre conurbation is smaller than that of Rouen. After Reims, it is also the second largest subprefecture in France.

For most of its 1,200 year history, Bremen was an independent city within the confederal jurisdiction of Germany's Holy Roman Empire.

Franzenbad, Kaiserhaus Hotel.

Františkovy Lázně  German: Franzensbad) is a spa town in Cheb District in the Karlovy Vary Region of the Czech Republic. It has about 5,500 inhabitants. Together with neighbouring Karlovy Vary and Mariánské Lázně, it is part of the renowned West Bohemian Spa Triangle.