US Naval Ordnance Testing Facility Observation Tower No. 2

US Naval Ordnance Testing Facility Observation Tower No. 2, also known as Queen's Grant Tower, is a historic building located at Topsail Island, Pender County, North Carolina. It was built in 1946 by Kellex Corporation, and is a reinforced concrete structure. The interior stairs have been removed. It was one of seven observation towers built to house carefully calibrated monitoring equipment for "Operation Bumblebee."^[2]

US Naval Ordnance Testing Facility Observation Tower No. 2
U.S. National Register of Historic Places
US Naval Ordnance Testing Facility Observation Tower No. 2
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Location	1000 blk. S. Anderson Blvd., Topsail Beach, North Carolina
Coordinates	34°22′53″N 77°36′47″W
Area	less than one acre
Built	1946 (1946)
Built by	Kellex Corporation; George & Lynch
MPS	US Naval Ordnance Test Facilities, Topsail Island MPS
NRHP reference No.	93000911[1]
Added to NRHP	September 14, 1993

It was listed on the National Register of Historic Places in 1993.^[1]