# R1 | perplexity/sonar-pro | run 1

## Prompt

In what year was the Eiffel Tower completed, and how tall is it including antennas? Cite your sources.

## Response

The Eiffel Tower was completed in **1889**, with the construction finished on **31 March 1889**.[Eiffel Tower - Wikipedia](https://en.wikipedia.org/wiki/Eiffel_Tower)[Eiffel Tower history](https://www.toureiffel.paris/en/the-monument/history) Including its antennas, the tower’s current height is **330 metres (1,083 feet)**.[Britannica – Eiffel Tower](https://www.britannica.com/topic/Eiffel-Tower-Paris-France)[Eiffel Tower key figures](https://www.toureiffel.paris/en/the-monument/key-figures)  

## Completion year

- The Eiffel Tower’s construction began in January 1887 and was **finished on March 31, 1889**.[Eiffel Tower history](https://www.toureiffel.paris/en/the-monument/history)  
- The main structural work was completed at the end of March 1889, and Gustave Eiffel marked the completion by ascending the tower with officials on **31 March 1889**.[Gustave Eiffel](https://en.wikipedia.org/wiki/Gustave_Eiffel)  
- Encyclopaedia Britannica notes the tower was **built 1887–89**, consistent with a completion date in 1889.[Britannica – Eiffel Tower](https://www.britannica.com/topic/Eiffel-Tower-Paris-France)  

So, the Eiffel Tower was completed in **1889**.

## Height including antennas

- The official current height of the Eiffel Tower is **330 metres (1,083 feet)**, which includes the TV/radio antennas on top.[Britannica – Eiffel Tower](https://www.britannica.com/topic/Eiffel-Tower-Paris-France)  
- The tower’s own site lists its **current height** as **1,083 feet**, corresponding to 330 metres.[Eiffel Tower key figures](https://www.toureiffel.paris/en/the-monument/key-figures)  
- A 2022 update from the Eiffel Tower site notes the monument “has just grown 20 feet” with a new antenna, reaching **1,083 feet (330 metres)**.[133 years and 330 metres](https://www.toureiffel.paris/en/news/history-and-culture/133-years-and-1083-feet)  

Do you also want the original height of the Eiffel Tower before antennas were added?
