Valley Forge Observation Tower, King of Prussia, Montgomery County, PA

NORTH FRONT AND WEST SIDE, HIGH ENCLOSED METAL OBSERVATION TOWER LOCATED APPROXIMATELY 1800 FEET SOUTH OF TRACK. Looking southeast - Edwards Air Force Base, South Base Sled Track, Observation Tower, South of ...

2. General view of concrete canopy and observation tower looking from the southeast - Fort Point, Observation Tower, 25 Wentworth Road, New Castle, Rockingham County, NH

3. View of observation tower looking from the southwest - Fort Point, Observation Tower, 25 Wentworth Road, New Castle, Rockingham County, NH

7. View of observation tower looking from the southeast - Fort Point, Observation Tower, 25 Wentworth Road, New Castle, Rockingham County, NH

1. General view of observation tower from west with "Bloody Lane" at left. - Antietam National Battlefield, Observation Tower, Richardson Avenue, Sharpsburg, Washington County, MD

2. View from west along Bloody Lane to observation tower. - Antietam National Battlefield, Observation Tower, Richardson Avenue, Sharpsburg, Washington County, MD

1. View of the Fire Control Observation Tower in context. View looking southeast. - Fourth Cliff Recreational Annex, Fire Control Observation Tower, Cliff Road, Humarock Peninsula Hanscom Air Force Base, Scituate, Plymouth ...

2. View of the Fire Control Observation Tower in context from the top of Battery 208. View looking northwest. - Fourth Cliff Recreational Annex, Fire Control Observation Tower, Cliff Road, Humarock Peninsula ...

3. Oblique view of the Fire Control Observation Tower east and south elevations. View looking northwest. - Fourth Cliff Recreational Annex, Fire Control Observation Tower, Cliff Road, Humarock Peninsula Hanscom Air Force ...

4. Oblique view of the Fire Control Observation Tower north and west elevations. View looking southeast. - Fourth Cliff Recreational Annex, Fire Control Observation Tower, Cliff Road, Humarock Peninsula Hanscom Air Force ...

5. Interior view of the Fire Control Observation Tower first floor and stairs. View looking northwest. - Fourth Cliff Recreational Annex, Fire Control Observation Tower, Cliff Road, Humarock Peninsula Hanscom Air Force ...

6. Interior view of the Fire Control Observation Tower second floor and stairs. View looking west. - Fourth Cliff Recreational Annex, Fire Control Observation Tower, Cliff Road, Humarock Peninsula Hanscom Air Force ...

7. Interior view of the Fire Control Observation Tower third floor and stairs. View looking northwest. - Fourth Cliff Recreational Annex, Fire Control Observation Tower, Cliff Road, Humarock Peninsula Hanscom Air Force ...

8. Interior view of the Fire Control Observation Tower fourth floor and residual hardware. View looking northeast. - Fourth Cliff Recreational Annex, Fire Control Observation Tower, Cliff Road, Humarock Peninsula Hanscom Air ...

9. Interior view of the Fire Control Observation Tower fifth floor and residual hardware. View looking northeast. - Fourth Cliff Recreational Annex, Fire Control Observation Tower, Cliff Road, Humarock Peninsula Hanscom Air ...

Grand Falls at Niagara from near the observatory, Goat Island, July 22, 1846

6. View on observation deck at top of tower looking south/southwest. - Antietam National Battlefield, Observation Tower, Richardson Avenue, Sharpsburg, Washington County, MD

Reunion Tower, a 561-foot-high observation tower, completed in 1978, that is one of the most recognizable landmarks in Dallas, Texas

The 28-foot-high sandstone observation tower at Willow Creek Park, developed in 1933 as Colorado's first Works Progress Administration (WPA) depression-era work project in Lamar, Colorado. The tower commemorates explorer Zebulon Pike's camp ...

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