Sunday Stills: A spine-tingling climb, the controversy over kangaroos, and more

Plus: She first came to this beautiful Greek island as a tourist. Then she returned to become its sole nun. [Poland's Cold War Bunkers]( [VIEW ONLINE]( [Poland's Cold War Bunkers]( [National Geographic]( Issue 136 [S U N D A Y S T I L L S]( January 27, 2019 . Photograph by Jimmy Chin [Magazine]( [Alex Honnold made ‘the ultimate climb’—without a rope]( His stunning scramble up the 3,000-foot granite wall known as El Capitan, in less than 4 hours, came after meticulous planning and training. [See the Pictures]( SHARE [F]( [T]( [through the lens How Jimmy Chin filmed Honnold's climb +]( . Photograph by Stefano Untherthiner [Magazine]( [When a beloved symbol becomes a pest]( Kangaroos are Australia's hopping icons. They also destroy crops and cause car accidents. The question: Should more of them be killed? [See the Pictures]( SHARE [F]( . . Photograph by CHIARA GOIA [Travel]( [She arrived a tourist. The island’s beauty inspired her to become its sole nun.]( Decades after her first visit, Sister Irini returned to Amorgos to live in an old monastery she restored herself. [See the pictures]( SHARE [F]( [T]( . Photograph by Kieran Dodds [Environment]( [Saving the 'church forests' of Ethiopia]( The patches of lush forest surrounding churches of the Ethiopian Orthodox Tewahido Church are small hot spots of biodiversity and spirituality, offering respite from the dry, hot fields. Priests, scientists, and local communities are now partnering to save the less than five percent of forests that remain. [See the pictures]( SHARE [F]( [T]( . [Selfies on Assignment]( Photographer Tom Peschak turns the camera on himself while swimming inside a school of trevally fish in Cabo Pulmo, Mexico, for a [story about marine life in Baja California](. "As you duck dive underwater and go downwards, it’s like a mass of quicksilver. The school of fish opens up and then closes behind you," he shared in a [piece about his experience](. [See more selfies]( SHARE [F]( [T]( [Email Icon]( [Sign up for more National Geographic newsletters]( [Shop]( [Donate]( [Subscribe]( [Travel]( [READ OUR LATEST STORIES]( [SHOP]( [DONATE]( [SUBSCRIBE]( [TRAVEL]( [FB]( [Twitter]( [IG]( You are receiving this email because you elected to receive marketing communications from National Geographic under the terms of our [Privacy Policy](. Click here to [unsubscribe.]( If you reside in the EU/European Economic Area and wish to exercise all other data subject rights, [click here](. National Geographic | 1145 17th Street N.W. | Washington, D.C. 20036 Copyright ? 2019 National Geographic Partners, LLC. All rights reserved. {LITMUS TRACKING PIXEL}