History of the world's tallest buildings to be tall, but its true height is not known. For thousands of years, the Great Pyramid in Egypt was the tallest "structure" in the world, but the Great Pyramid is not considered a building since it is not habitable. The earliest structures now known to be the tallest in the world were the Egyptian pyramids, with the Great Pyramid of Giza, at an original height of , being the tallest man-made structure in the world for over 3,800 years, until the construction of Lincoln Cathedral in 1300. From then until the completion of the Washington Monument (capped in 1884)
Bartlett Building (Cincinnati) the Renaissance Cincinnati Downtown Hotel with 283 rooms, 40 suites, eight meeting rooms, and nearly 14,400 square feet of total meeting space. It became the third Renaissance Hotels branded hotel in Ohio. The onsite restaurant has been branded D. Burnham's, a tribute to the buildings architect Daniel Burnham. Bartlett Building (Cincinnati) The Renaissance Cincinnati Downtown Hotel (previously known as the Bartlett Building and the Union Trust Building) is a historic building in downtown Cincinnati, Ohio, located at 4th & Walnut Street. The 19-story tower was the tallest building in the state for 3 years until completion of the Fourth &