5 Seconds of Summer's drummer has been away and one with nature, but he has returned to social media to share all about his grand journey.

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Ashton Irwin tweeted last Wednesday, "Going on another adventure" after just returning from a road trip with some friends.

Irwin officially has returned as of Monday night, which he eagerly shared on Twitter, "I've been on an epic mountain adventure".

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His bandmate Michael Clifford even excitedly tweeted to him, "YOURE BACK".

Irwin revealed quite a few stunning photos from his nature trip on his Instagram then. He even said, "My head has never felt clearer."

The first photo is of lots of greenery and a flowing body of water.

Up next, Irwin snapped a photo of a bridge surrounded by even more greenery.

A photo posted by Ashton Irwin (@ashtonirwin) on Jan 12, 2015 at 4:05pm PST

He shared a shot of a path he was walking on too!

He revealed another photo that consisted of some mountains and a body of water from a distance.

A photo posted by Ashton Irwin (@ashtonirwin) on Jan 12, 2015 at 4:11pm PST

The drummer got super artsy with another shot, in which he snapped himself walking on a path, but the view is of his feet.