Library›Buildings & Design›One card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Arts & LiteratureOne small ahaBuilding

Built for a world's fair, this iron tower became a lasting symbol of Paris.

Think it. Then flip it. ahamoraTap to reveal Back to the cue
Arts & LiteratureOne small aha
Your new ahaEiffel Tower

Its lattice structure reduces weight while allowing wind to pass through. Source: Eiffel Tower ↗

ahamoraReference ↗

Keep the thread going

One answer is a beginning.

Share a little curiosity, or follow it into the full collection.

Flip the full deck →

More from Buildings & Design

A few more worth knowing.

  1. 13This Dubai skyscraper rises more than 800 metres.RECALL
    Burj Khalifa

    The Burj Khalifa rises more than 800 meters, making it the tallest building on Earth.

    Open this card ↗
  2. 14This New York skyscraper opened during the Great Depression and held the world height record for decades.RECALL
    Empire State Building

    The Empire State Building was completed in just over a year during the Great Depression and briefly stood as the tallest in the world.

    Open this card ↗
  3. 15An ornate stainless-steel crown tops this New York Art Deco skyscraper.RECALL
    Chrysler Building

    The Chrysler Building's ornamented steel crown helped it briefly claim the title of world's tallest building.

    Open this card ↗