Liberation theology, prominent in Latin America, emphasizes a preferential option for the poor within Christian practice.

The Olympic rings represent five inhabited continents.

Abstract art didn't begin with Picasso — Wassily Kandinsky is generally credited as the first to paint purely abstract works around 1910.

Fencing's three weapons — épée, foil, and sabre — each have different target areas and scoring rules.

Michael Phelps is one of the most decorated Olympians in history.

In Norse mythology, Odin sacrificed one eye to drink from the Well of Wisdom and gain cosmic knowledge.

Music in minor keys is perceived as sad in Western cultures but has different emotional associations in others.

The maximum legal weight for a cricket ball is 163 grams — close to a baseball but harder.

Many world mythologies feature a world tree connecting different realms — Yggdrasil in Norse myth, Ashvattha in Hinduism.