This file explains who has the credit for all the images in this directory.

horse.svg:        Horse by Eren ÜLÜŞ from the Noun Project
heart.svg:        Heart by dilayorganci from the Noun Project
tower.svg:        Castle by Les Lunettes Bleues from the Noun Project
mine.svg:         Mining Tools by Rob Armes from the Noun Project
hiker.svg:        Hiker by National Park Service Collection from the Noun Project
bridleway.svg:    By user:Andreas 06 [Public domain], via Wikimedia Commons
ammonit.svg:      Shell by Caitlin McCormick from the Noun Project
shell.svg:        Shell by Ricardo Luciano from the Noun Project
shell_modern.svg: Shell by B Barrett from the Noun Project
