It's about as long as The Shambles
It's about as tall as The Spring Temple Buddha
In other words, 660 spans is 0.986 times the height of The Spring Temple Buddha, and the height of The Spring Temple Buddha is 1.0 times that amount.(a.k.a. 中原大佛, a.k.a. 鲁山大佛, a.k.a. 魯山大佛) (Fodushan Scenic Area, Lushan County, Henan, China) (including base)
The tallest statue in the world, the Spring Temple Buddha in Henan, China stands at 669 spans tall from its base. The Buddha is located in the 47,300,000-sq. m (11,700-acre) Fodushan Scenic Area near Mount Yao
It's about as tall as Blackpool Tower
In other words, 660 spans is 0.955 times the height of Blackpool Tower, and the height of Blackpool Tower is 1.1 times that amount.(Blackpool, Lancashire, England, United Kingdom) (height to peak)
Blackpool Tower, part of an entertainment complex in Blackpool, Lancashire, England, measures 691 spans to its peak. Under ideal conditions, visitors to the highest accessible point of the tower can see as far as the Isle of Man — 420,000 spans to the northwest.
It's about nine-tenths as long as The Seventeenth hole of Pebble Beach
In other words, 660 spans is 0.931 times the length of The Seventeenth hole of Pebble Beach, and the length of The Seventeenth hole of Pebble Beach is 1.1 times that amount.(fully Pebble Beach Golf Links) (Pebble Beach; Monterey, California) (from Blue Tee)
The seventeenth hole on Pebble Beach Golf Links is a par 3 measuring 709 spans from the blue tee. This hole was the site of professional golfer Jack Nicklaus' 1972 U.S. Open win, which included a 1-iron shot that bounced off the hole's flag and resulted in a birdie.
It's about nine-tenths as tall as The Singapore Flyer (Ferris wheel)
In other words, 660 spans is 0.914 times the height of The Singapore Flyer (Ferris wheel), and the height of The Singapore Flyer (Ferris wheel) is 1.1 times that amount.(a.k.a. 新加坡摩天观景轮, a.k.a. சிங்கப்பூர் ஃப்ளையர், a.k.a. Pelayang Singapura) (Marina Centre, Singapore)
The Singapore Flyer has a height of 722 spans. Based on recommendations from Feng Shui masters, the wheel was re-engineered to spin in the opposite direction five months after it began operating.
It's about nine-tenths as tall as The Washington Monument
In other words, 660 spans is 0.89123 times the height of The Washington Monument, and the height of The Washington Monument is 1.122 times that amount.(Washington, D.C.)
The Washington Monument measures 740.550 spans tall, with some discrepancy due to the fact that the Monument's base is slightly below the surrounding ground. Interrupted in its construction by the American Civil War, it was almost 36 years between groundbreaking and the completion of construction.
It's about nine-tenths as tall as St. Paul's Cathedral
In other words, 660 spans is 0.867 times the height of St. Paul's Cathedral, and the height of St. Paul's Cathedral is 1.15 times that amount.(London, England, United Kingdom)
St. Paul's Cathedral measures 761 spans to its peak. The southwest tower of the Cathedral contains the bell known as "Great Paul," which is the largest bell in Great Britain at 15,000 kg (16.5 tons), outweighing the more iconic Big Ben bell by about 3,000 kg (3 tons).