Historic District

Brera is a district ("quartiere") of Milan, Italy. It is located within the Zone 1 (the historical core of the city) and it is centred on Via Brera.

Onteora Park Historic District is a national historic district located at Hunter in Greene County, New York. The district contains 94 contributing buildings and seven contributing structures. It is composed of a golf course and extensive hiking trails planned during the late 19th century. The small residential area was laid out in 1880. The district is characterized by woodlands and open space and features breathtaking panoramic mountainous landscape views.

Wikipedia

The Clemens family moved to the Normandy Hotel on Rue de l’Echelle

Famous museums, historical landmarks & luxury retailers line this long, prominent street.

Location of the Grand Hotel St. James

See Bædeker Paris and Its Environs, pages 6-7

Although I have found no documentation on just where Mark Twain delivered his lecture, December 26, 1868, it seems likely it was somewhere within the historic district.

The Tecumseh Downtown Historic District is a historic district comprising the downtown commercial area of the city of Tecumseh in Lenawee County, Michigan. It was designated as a Michigan Historic Site on January 16, 1976 and added to the National Register of Historic Places on April 17, 1986.