It’s called a seismometer, and it’s housed under a building known as the William Spain Seismic Observatory. It’s easy to stroll past the austere Gothic structure and overlook its 100-year ...

The Empire State Building is known for its panoramic views of New York City, but visitors don't always have the right vantage point to appreciate the architecture. A new observatory on the ...

The Empire State Building’s owner reported a 12% decline in visitors to its popular observatory last quarter, which officials ...

The Harvard College Observatory will begin construction early next year of a multi-million dollar central building for the observatory complex. "The new building is intended to provide a center ...

The 36-inch Great Refractor Telescope was built from 1880 to 1888. Located in the larger dome of the main observatory building, it is 57 feet long, 4 feet in diameter, and weighs over 25,000 lbs.

"I did everything myself—building the foundation ... he was able to cut costs significantly; a similar observatory built with a new dome by professionals could easily run between €40,000 ...

Formerly known as Freedom Tower, One World Trade Center is the main building of the rebuilt World Trade Center complex in lower Manhattan. This observatory sits atop the tallest building in the ...

The Empire State Building observatory saw a slowdown in ticket sales during the first quarter of 2025, according to Empire State Realty Trust ’s earnings report released Wednesday, as the country ...

The South Observatory closed temporarily for renovations earlier this year, but it officially reopened its doors on Wednesday ...

Holborn Group is proposing to build Canada's tallest building with a public observation deck in downtown Vancouver.