![The Heroes Project on Twitter: "(1/3) This month marks #EarthMonth and what better way to kick off a 'lil Earth appreciation than by giving you a few facts about the mountains we've The Heroes Project on Twitter: "(1/3) This month marks #EarthMonth and what better way to kick off a 'lil Earth appreciation than by giving you a few facts about the mountains we've](https://pbs.twimg.com/media/FPspTELVIAAjgvs.jpg)
The Heroes Project on Twitter: "(1/3) This month marks #EarthMonth and what better way to kick off a 'lil Earth appreciation than by giving you a few facts about the mountains we've
![An unidentified man slips down the zip line before the opening of the fair "Foire du Valais" above the town of Martigny, Switzerland, Thursday, Oct. 2, 2014. The zip line is made An unidentified man slips down the zip line before the opening of the fair "Foire du Valais" above the town of Martigny, Switzerland, Thursday, Oct. 2, 2014. The zip line is made](https://c8.alamy.com/comp/2P458W6/an-unidentified-man-slips-down-the-zip-line-before-the-opening-of-the-fair-foire-du-valais-above-the-town-of-martigny-switzerland-thursday-oct-2-2014-the-zip-line-is-made-of-1123-meters-yards-of-cable-it-takes-1-minute-10-seconds-to-slip-down-at-an-altitude-in-places-of-120-meters-410-feet-above-ground-level-and-at-speeds-of-up-to-85-kph-53-mph-according-the-organizer-of-the-fair-the-zip-line-running-through-a-town-of-18000-inhabitants-should-be-unique-ap-photokeystone-maxime-schmid-2P458W6.jpg)
An unidentified man slips down the zip line before the opening of the fair "Foire du Valais" above the town of Martigny, Switzerland, Thursday, Oct. 2, 2014. The zip line is made
![This image taken by the Long-Range Reconnaissance Imager (LORRI) is the most detailed of Ultima Thule returned so far by the New Horizons spacecraft. It was taken at 5:01 UTC on January This image taken by the Long-Range Reconnaissance Imager (LORRI) is the most detailed of Ultima Thule returned so far by the New Horizons spacecraft. It was taken at 5:01 UTC on January](https://c8.alamy.com/comp/W0N594/this-image-taken-by-the-long-range-reconnaissance-imager-lorri-is-the-most-detailed-of-ultima-thule-returned-so-far-by-the-new-horizons-spacecraft-it-was-taken-at-501-utc-on-january-1-2019-just-30-minutes-before-closest-approach-from-a-range-of-18000-miles-28000-kilometers-with-an-original-scale-of-459-feet-140-meters-per-pixel-photo-by-nasajohns-hopkins-university-applied-physics-laboratorysouthwest-research-instituteupi-W0N594.jpg)