Senior man pouring morning coffee from a thermal bottle https://www.rawpixel.com/image/3339068/premium-photo-image-break-camper-campingView licenseA full view of a thermal power plant with the sunset in the background. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3298764/free-photo-image-industrial-building-refinery-architectureFree Image from public domain licenseCanary Spring, Mammoth Hot Springs by Diane Renkin. Original public domain image from Flickr https://www.rawpixel.com/image/4038193/photo-image-ocean-nature-mountainFree Image from public domain license