la grava desaparece al caer sobre una antorcha con una escalera a dos bloques debajo

1. Bugs must be in English only

2. Intentional feature

Translated from google translator.

Bug: the gravel disappears when falling on a torch with a ladder to two blocks below

Description: By making a column of gravel and dropping it onto a torch with a cobblestone ladder two blocks down, the gravel simply disappeared.