Others are popular attractions. Ruakuri cave, for example, offers seven daily tours every day but Christmas. Nikau Cave even has a cafe. Michael used a Nikon D810 on a tripod and a variety of fast ...

The photos were created in four caves on New Zealand’s North Island: Nikau Cave, Waipu Cave, Ruakuri Cave and Spellbound. Some of the exposures took only five minutes, Michael says ...

And he did not have to trek for days in remote wilderness to find the caves of glow worms; they are on New Zealand's tourist trail. Ruakuri, Waipu, Spellbound and Nikau caves are all on the North ...