Grotto of the Redemption. The Dickeyville Grotto. The Nek Chand Foundation. Lourdes Grotto, The Bronx. Scared Heart Gotto, Alanthalai. Ave Maria Grotto, Cullman, Alabama. The Garden of Eden in Lucas, KS. The Casselton Can Pile. Wickham Stone Park near Palmyra, Tennessee. The Deriugin House in Tacoma, Washington. Salvation Mountain near Niland, California.