whats the name of this movie someone please help?

so i need the name of this movie what i remember is a group of friends
go to this pyramid thing in mexico i think and basically the group of
people slowly get killed by this plant that goes inside of them and
kills them and there is this scene where one of the friends cuts of
the legs of one of the people there because the plants in his legs and
another scene where this girl starts to cut the plant out with a knife