Overheard on Bentley's viewing deck: "How do you stay so warm in this morning air?"

It's one of the most spectacular sights on earth, and local tourism authorities have capitalized on it by building a series of viewing platforms and a big parking lot.

Ticket holders affected by the shutdown are being offered the chance to rebook or receive refunds.

On Tuesday, a handful of tourists cheered at an observation deck as the train zipped by.

An elevator takes visitors up to the top floor where an observation deck offers 360 views of the ocean and city.