top 5 of FIMfiction ( in my opinion ) in no specific order

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  Bad Mondays A particularly stubborn human is lost in Equestria and is trying his damnedest to find a way out, while surviving the surprisingly difficult rigours of life in a land filled with cute talking animals. Hilarity ensues. by Handyman 905,758 words · 2,461 · 75
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  Painted Mirror A solitary man trapped in a strange place for reasons he does not yet understand. by Lord of Turtles 266,472 words · 748 · 41
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  The Last Descendant After traveling into the Bermuda Triangle following a vision, Magnus ends up in a place filled with fairytale creatures and a secret concerning his lineage. by Cup of Coffee 532,031 words · 697 · 66