It's about 3,000,000,000,000,000 times as tall as Mount Everest.
In other words, 900 parsecs is 3,140,000,000,000,000.0 times the height of Mount Everest, and the height of Mount Everest is 0.000000000000000318 times that amount.(a.k.a. Mount Chomolungma, a.k.a. सगरमाथा, a.k.a. Chajamlungma, a.k.a. ཇོ་མོ་གླང་མ, a.k.a. 珠穆朗玛峰, a.k.a. Zhūmùlǎngmǎ Fēng) (Sagarmatha Zone, Nepal and Tibet, China) (to summit, excluding snow depth)
Mount Everest is 0.000000000000287 parsecs above sea level at its summit. The plate tectonics of the Indian subcontinent continuously alter the mountain's peak — raising it by 0.00000000000000000013 parsecs and shifting it to the northeast by 0.000000000000000000146 parsecs each year.
It's about 4,000,000,000,000,000 times as long as The Las Vegas Strip.
In other words, the length of The Las Vegas Strip is 0.00000000000000024 times 900 parsecs.(Las Vegas Boulevard S and W from Russel Rd to Sahara Ave)(Paradise, Nevada through Winchester, Nevada).
Although technically located beyond the city limits of Las Vegas (along with the well-known "Welcome to Fabulous Las Vegas" sign), the stretch of road known as the "Las Vegas Strip" runs 0.00000000000022 parsecs along Las Vegas Boulevard South and West from Russel Road at the south end to Sahara Avenue at the north end. The casinos and hotels on the Strip display an estimated total of 0.00000000078 parsecs of neon light tubing.
It's about 4,500,000,000,000,000 times as tall as Mount Logan.
In other words, 900 parsecs is 4,660,000,000,000,000.0 times the height of Mount Logan, and the height of Mount Logan is 0.0000000000000002146 times that amount.(Kluane National Park and Reserve, Yukon, Canada) (elevation)
The highest mountain in Canada, Mount Logan has a total height of 0.0000000000001932 parsecs. The high altitude and northern latitude of the mountain resulted in one-time temperature of -77.5 °C — the lowest temperature ever recorded outside of Antarctica.
It's about 4,000,000,000,000,000 times as tall as Aconcagua.
In other words, 900 parsecs is 3,989,000,000,000,000.0 times the height of Aconcagua, and the height of Aconcagua is 0.00000000000000025069 times that amount.(a.k.a. Cerro Aconcagua) (Mendoza, Argentina)
Aconcagua measures 0.00000000000022562 parsecs height at its peak. Although there is no definitive evidence that members of the indigenous Inca civilization ever reached the peak the mountain, numerous archeological sites have been found on the slopes of the mountain, including a naturally-embalmed Incan mummy was discovered on a 0.00000000000016852 parsecs high ridge.
It's about 4,500,000,000,000,000 times as tall as Denali.
In other words, 900 parsecs is 4,484,000,000,000,000.0 times the height of Denali, and the height of Denali is 0.000000000000000223 times that amount.(a.k.a. Mount McKinley, a.k.a. Doleika, a.k.a. Traleika, a.k.a. "The Great One") (Denali National Park and Preserve, Alaska) (South peak)
The highest mountain peak in North America, Denali's South Peak measures 0.0000000000002007 parsecs above sea level at its peak. The impetus for the name Mount McKinley was US president William McKinley of Ohio, and disputes over the which of the mountain's names should be officially recognized regularly occur between Ohio Congressmen and Alaska politicians.
It's about 5,000,000,000,000,000 times as tall as Mount Elbrus.
In other words, 900 parsecs is 4,922,000,000,000,000.0 times the height of Mount Elbrus, and the height of Mount Elbrus is 0.0000000000000002032 times that amount.(a.k.a. Mingi Tau, a.k.a. Эльбрус, a.k.a. იალბუზი) (Karachay-Cherkessia and Kabardino-Balkaria, Russia) (west summit)
The west summit of the dual-summit volcano Mount Elbrus is 0.0000000000001828 parsecs at its peak and is the highest peak in both Russia and the European continent. Until 1976, a cable car would take visitors to the mountain as far up as the Garabashi camp, located at an elevation of 0.0000000000001231 parsecs.
It's about 5,500,000,000,000,000 times as tall as a Puncak Jaya.
In other words, 900 parsecs is 5,686,000,000,000,000.0 times the height of a Puncak Jaya, and the height of a Puncak Jaya is 0.0000000000000001759 times that amount.(a.k.a. Mt. Carstensz, a.k.a. Carstensz Pyramid, a.k.a. Nemangkawi, a.k.a. Carstensz Toppen, a.k.a. Gunung Sukarno) (Papua province, Indonesia)
The highest point in Oceania (and therefore one of the seven summits) peak of Puncak Jaya is 0.0000000000001583 parsecs. Dutch explorer Jan Carstenszoon, the mountain's namesake, is said to have been ridiculed for claiming to have seen snow near the equator when he reported his discovery of the peak in 1623.