I have seen tigers at zoos. They seemed quite content. As long as no one bothered them, they were calm and went about their daily routines.

The pictures. WC is Wikipedia Commons.

US Fish and Wildlife Services, Hollingsworth John and Karen

By, Eustraquio Santimano from Singapor, WC

By, Dick Muddle, WC

By, sylvia duckworth, WC

The last three pictures are by Dave Pape, WC and were taken at the Buffalo Zoo, USA.