Who knows the name of eccentric explorer who traveled in a modified Sedan Chair in south america?

I am looking for the name of an eccentric explorer (possibly British) who once traveled in a modified sedan chair in an aim to experience the landscap

I am looking for the name of an eccentric explorer (possibly British) who once traveled in a modified sedan chair in an aim to experience the landscape in an altered state. Super random question, I know, but I was told about him and forgot his name. If anybody has any leads, it would be of great help.

or:I am looking for the name of an eccentric explorer (possibly British) who once traveled in a modified sedan chair in an aim to experience the landscape in an altered state. Super random question, I know, but I was told about him and forgot his name. If anybody has any leads, it would be of great help.

Tags:explorer,experience,