There are architectural masterpieces all over the world that tell a piece of our history.

From Lalibela, Ethiopia to Sydney, Australia, Business Insider rounded up 30 buildings we believe are a must-see in everyone's lifetime.

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The world is filled with inspiring structures, from a temple carved out of a single rock in Ethiopia to a Bavarian Castle that inspired the fictional Sleeping Beauty's castle.

Read more: 7 of the world's most incredible new buildings in 2019, according to architects

In honor of our architectural heritage, Business Insider has selected 31 buildings that push the boundaries of structural expression — and we think you'll love them.

Keep reading for the full list.

An earlier version of this post appeared on Business Insider in April of 2016.