vs
QUICK ANSWER
"Por todo el mundo" is a phrase which is often translated as "all around the world", and "alrededor del mundo" is a phrase which is often translated as "around the world". Learn more about the difference between "por todo el mundo" and "alrededor del mundo" below.
por todo el mundo(
pohr
toh
-
doh
ehl
moon
-
doh
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (general)
a. all around the world
He viajado por todo el mundo y jamás vi una cosa semejante.I've traveled around the world and I've never seen anything like this.
alrededor del mundo(
ahl
-
reh
-
deh
-
dohr
dehl
moon
-
doh
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (general)
a. around the world
Hace dos años que la banda está de gira alrededor del mundo.The band has been touring around the world for two years.