How long is 0.104 leagues?

The height of each tower of Golden Gate Bridge is 0.0409 leagues above the surface of the San Francisco Bay. One of the key designers of the bridge, Charles Ellis, had no engineering degree when he began working on the project, but would later go on to write what became a standard textbook on structural engineering, and would ultimately be forced to complete his calculations on the bridge by working without pay for five months.

Built for a 1962 World's Fair, the Space Needle stands 0.0331 leagues tall. With a track-and-wheel design inspired by railroad mechanics and a precisely-configured balance, the restaurant near the top of the space needle requires just a 1.5 hp motor to rotate at speeds of about 0.053 kph (0.033 mph).

The total race length of the Preakness Stakes run at the Pimlico Race Course is 0.34396980 leagues. Dubbed "the race for the Black-eyed Susans" after Maryland's state flower, the winning horse is actually draped with a garland of painted yellow daisies, as Black-eyed Susans do not bloom in time for the late-May race.

St. Paul's Cathedral measures 0.0313 leagues 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).

The Washington Monument measures 0.03047 leagues 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.

The total race length of the Kentucky Derby run at Churchill Downs is 0.3620730 leagues. First run in 1864, the Kentucky Derby is one of the oldest continuously-running sporting events in America, almost two years older than the Westminster Kennel Club Dog Show

The Singapore Flyer has a height of 0.0297 leagues. Based on recommendations from Feng Shui masters, the wheel was re-engineered to spin in the opposite direction five months after it began operating.

The seventeenth hole on Pebble Beach Golf Links is a par 3 measuring 0.0292 leagues 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.

Blackpool Tower, part of an entertainment complex in Blackpool, Lancashire, England, measures 0.0284 leagues to its peak. Under ideal conditions, visitors to the highest accessible point of the tower can see as far as the Isle of Man — 17.30 leagues to the northwest.

The tallest statue in the world, the Spring Temple Buddha in Henan, China stands at 0.0275 leagues tall from its base. The Buddha is located in the 47,300,000-sq. m (11,700-acre) Fodushan Scenic Area near Mount Yao

The roller coaster The Beast is 0.40370 leagues in length. On its twenty-fifth year of operation in 2004, The Beast was awarded the Landmark Award by the American Coaster Enthusiasts as a historically significant roller coaster.

The Shambles, a historic shopping street in York, stretches about 0.027 leagues. Several of the buildings along the street are over seven hundred years old.

The total race length of the Belmont Stakes run at Belmont Park is 0.43448810 leagues. It was during the 1974 Belmont Stakes that Secretariat set an America Grade 1 stakes record in winning by a distance of about 0.01360518 leagues

The roller coaster Steel Dragon 2000 is 0.44620 leagues in length. It is one of only two operating "Gigacoasters" (meaning its height is between 0.01646 leagues and 0.02189 leagues) in the world, having a height of 0.01746 leagues.

The Great Pyramid of Giza has an estimated original height (without loss due to erosion) of 0.023 leagues. The Pyramid was the tallest structure in the world for almost 4,000 years — from its construction ca. 2551 BCE until it was overtaken by the Lincoln Cathedral in Lincoln, England, built in the year 1300.