Kris Guyot, repair technician at Swiss Time, inspects the roof of a cuckoo clock while applying wood glue.

Guyot applies wood glue to a cuckoo clock. His family has long owned the store, but he didn't begin fixing clocks until this year.

An assortment of clock hands hang from pegs at Swiss Time.

Guyot uses rubber bands as clamps to help set wood glue on a cuckoo clock.

Guyot oils the gears of a cuckoo clock.

Guyot threads weight chains through the housing of a cuckoo clock.

Guyot uses a toothbrush to clean the gears of a cuckoo clock. Every 60 minutes the store Swiss Time explodes with a cacophony of clanging bells and cuckoo birds.