- Architect
- Stephen Sauvestre

- Location
- Paris, France

- Type
- Skyscraper
, Observation tower
, Radio broadcasting tower
- Year
- 1889 ad

- Architect
- WZMH Architects
, John Andrews Architect
- Location
- Toronto, Ontario, Canada

- Type
- Observation
, Telecommunications tower
- Year
- 1976 ad

- Location
- Cologne, Germany

- Type
- Restaurant
, Telecommunications tower
, Observation deck
- Year
- 1981 ad

- Height
- 266 m

- Architect
- Weber Murphy Fox, Inc.

- Location
- Dobbins Landing,, Erie, Pennsylvania, Pennsylvania

- Type
- Observation tower

- Year
- 1996

- Architect
- Skidmore, Owings and Merrill

- Location
- 233 S. Wacker Drive, Chicago, Illinois 60606, United States

- Type
- Office, observation, communication

- Year
- 1973

- Architect
- Grupo Torcello

- Location
- Buenos Aires, Argentina

- Type
- Mixed Uses (Hotel, Commercial, Residential, Observation, Communication)

- Year
- 2016

- Architect
- Naoum Chebib

- Location
- Cairo, Egypt

- Type
- Communications, observation, restaurants, visitor attraction

- Year
- 1961

- Architect
- Nikolai Nikitin

- Location
- Moscow, Russia

- Location
- Russian Federation

- Type
- Observation, telecommunications, tourism

- Architect
- Harald Deilmann

- Location
- Dusseldorf

- Type
- telecommunications tower , with restaurant and observation deck

- Year
- 1981

- Location
- Chengdu, Sichuan Province, China

- Type
- Communications, Broadcasting, Observation, Restaurant, and Commercial

- Year
- 2006

- Antenna height
- 339 m
