With travel restrictions in place worldwide, we’re turning to photojournalists who can help transport you, virtually, to some of our planet’s most beautiful and intriguing places. We’re calling this new series “The World Through a Lens.” This week, Stephen Hiltner, an editor on the Travel desk, invites you to join him on an arduous multiday hike to an archaeological site in Colombia.

It was the third day of our trek through the Colombian jungle, just before 5 a.m., when Ailyn Paul, one of our guides, came by to rouse us from our narrow bunks.

“Sudados!” she said, calling out our group’s nickname — The Sweaty Ones — through the scant privacy of our mosquito netting. “Wake up! It’s time to visit the Lost City.”