The answer is: Egypt

Matt 2:13 - and thus fulfulling the prophecy of Hosea 11:1, "Out of Egypt I called my son".

When Mary and Joseph fled to Egypt, it wasn’t just to escape Herod's wrath; it also deeply intertwined with Biblical history and understanding. It's fascinating that their journey echoed the experiences of the Israelites in the Old Testament. Egypt wasn’t merely a refuge; it was a land filled with historical complexities, symbolizing both oppression and eventual redemption.

In the Old Testament, God called His people out of Egypt, setting them free from slavery – a theme captured in Exodus. By bringing the Holy Family to Egypt and later returning them, it reflects a poetic narrative of how even in the darkest moments, redemption is often just on the horizon. This connection is heightened by the above prophecy from Hosea 11:1, emphasizing continuity with God's overarching story.

What’s even more intriguing is to note that Egypt holds a legacy of intelligence, art, and culture. While at times viewed as an adversary in Biblical texts, it was also known for its hospitality and open borders allowed for survival in desperate times. Additionally, this part of the narrative shows the great care God took in protecting Jesus, foreshadowing his eventual ministry centered on love and reconciliation, which would shake the very foundations of both the religious and social hierarchies of his time.

So yes, Mary and Joseph's uneventful journey to Egypt formed a crucial backdrop to the unfolding narrative of faith, courage, and divine intervention—all catalysts for the hope instilled in future generations.