PreviousDays✦THE WIKI
← All historyTHE ARCHIVE · 3 STORIES

1946–1999

Giant leaps. Divided worlds. New beginnings.

PICK A CHAPTER

History doesn’t stand still.

FOLLOW YOUR CURIOSITYSee places & travel in the image atlas ↗
MOMENTS FROM THIS ERA

Meet the moments.

3 illustrated stories · growing daily
A harbour ferry passes the completed Sydney Opera House as crowds gather on its podium.Places & travel

The official opening of the Sydney Opera House in 1973

Queen Elizabeth II officially opened the Sydney Opera House on 20 October 1973. The ceremony marked a major cultural milestone, but audiences had already attended opera and orchestral performances in the building during September.

Step into the story
People in 1960 clothing gather before Brasília’s National Congress, with its twin towers, dome and upward-facing bowl.Places & travel

Brasília is inaugurated as Brazil’s capital in 1960

Brasília became Brazil’s capital on 21 April 1960. Its inauguration brought government institutions to the interior and gave modernist planning an unusually ambitious national stage.

Step into the story
Visitors in 1950s clothing look across the Guggenheim rotunda and its curving gallery ramp.Places & travel

The Guggenheim Museum opens with Wright’s spiral galleries

The Guggenheim’s Frank Lloyd Wright building opened in New York on 21 October 1959. Its continuous gallery ramp embodied an unusual visitor itinerary: travel upward by elevator, then look at art while walking gradually downward.

Step into the story
THERE’S A GAME IN EVERY DAY

Come for the story.
Stay for the challenge.

See a moment. Hear its soundtrack. Follow the clues. The daily PreviousDays quiz is waiting — and so are your friends.

Play the quiz ↗