How long is 13 feet?
It's about one-one-hundred-fiftieth as tall as The CN Tower

The height of The CN Tower is about 1,815.40 feet.
(a.k.a. La Tour CN, a.k.a. Canadian National Tower, a.k.a. Canada's National Tower) (Toronto, Canada) (to spire)
It's about one-one-hundred-fiftieth as tall as a Canton Tower

The height of a Canton Tower is about 2,000 feet.
(a.k.a. Guangzhou TV & Sightseeing Tower, a.k.a. 广 州 电 视 观 光 塔) (Guangzhou, China) (to spire)
It's about one-two-hundredth as tall as Gocta Falls

The height of Gocta Falls is about 2,530 feet.
(a.k.a. Gocta Cataracts, a.k.a. Catarata del Gocta) (Amazonas, Peru) (total height)
It's about one-two-hundredth as tall as Burj Dubai

The height of Burj Dubai is about 2,720 feet.
(formally Burj Khalifa, a.k.a. Dubai Tower, a.k.a. برج خليفة) (Dubai, UAE) (to roof)
It's about one-two-hundred-fiftieth as tall as Olo'upena Falls

The height of Olo'upena Falls is about 2,953 feet.
(a.k.a. Oloupena Falls) (Molokai, Hawaii)
It's about one-two-hundred-fiftieth as tall as Tugela Falls

The height of Tugela Falls is about 3,110 feet.
(Royal Natal National Park, KwaZulu-Natal, South Africa)
It's about one-two-hundred-fiftieth as tall as Angel Falls

The height of Angel Falls is about 3,210 feet.
(a.k.a. Parakupa-vena, a.k.a. Kerepakupai mer&) (Auyantepui, Canaima National Park, Venezuela) (total height)
It's about one-two-hundred-fiftieth as long as The Navy Pier

The length of The Navy Pier is about 3,000 feet.
(a.k.a. Municipal Pier #2) (Chicago, Illinois)
It's about one-two-hundred-fiftieth as tall as The Three Sisters Falls

The height of The Three Sisters Falls is about 3,000 feet.
(a.k.a. Cataratas las Tres Hermanas) (Ayacucho, Peru)
It's about 300 times as long as an Aspirin
The length of an Aspirin is about 0.046 feet.
(for up & up aspirin, 325mg, regular strength tablets) (a.k.a. acetylsalicylic acid, a.k.a. ASA)
It's about one-five-hundredth as long as The Preakness Stakes

The length of The Preakness Stakes is about 6,270 feet.
(Pimlico Race Course, Baltimore, Maryland) (total race length)
It's about one-five-hundredth as long as The Kentucky Derby

The length of The Kentucky Derby is about 6,600 feet.
(Churchill Downs, Louisville, Kentucky) (total race length)
It's about one-five-hundred-fiftieth as long as The Beast (Roller Coaster)

The length of The Beast (Roller Coaster) is about 7,359 feet.
(King's Island Amusement Park; Mason, OH)
It's about one-six-hundredth as long as The Belmont Stakes

The length of The Belmont Stakes is about 7,920 feet.
(Belmont Park, Elmont, New York) (total race length)
It's about one-six-hundred-fiftieth as long as Steel Dragon 2000

The length of Steel Dragon 2000 is about 8,133 feet.
(a.k.a. スチールドラゴン2000) (Nagashima Span Land; Kuwana, Mie Prefecture, Japan)