Palais LongchampSuspected

Dated: Dated 1862–69
Declared purpose: Monument to the Canal de Marseille's water arriving in the city
Today: Survives, museums
Build time: About 7 years
Region: Europe
Architect of record: Henri-Jacques Espérandieu, architect: about 33 when credited (1862, born 1829). Build time on record: about 7 years.All architects of record →
On the list as: Suspected

Why it's on the list

A colonnaded palace and cascade built as the terminal of a water canal, with museums in the wings.

Hidden history

Found, Not Built

A palace and great fountain built to celebrate water arriving by canal, with museums in its wings.

Why researchers flag it
A colonnaded palace and cascade built as the terminal of a water canal, with museums in the wings.
A palace for water
The whole palace marks the arrival of a canal.
Water and power
Researchers ask what role water palaces played.
Architect of record
Henri-Jacques Espérandieu (born 1829) was about 33 when credited with the design in 1862. The Architects of Record page asks how often a young or little-known name delivers a landmark.