Museum admission is free on the first Thursday of every month from 10 am to 7 pm, and programs at the Tomorrow Theater in Southeast Portland are free.

Enjoy free admission on the first Sunday of every month!

Museum admission is free on the first Thursday of every month from 10 am to 7 pm, and programs at the Tomorrow Theater in Southeast Portland are free.

Enjoy free admission on the first Sunday of every month!

Enjoy free admission on the first Sunday of every month!

Museum admission is free on the first Thursday of every month from 10 am to 7 pm, and programs at the Tomorrow Theater in Southeast Portland are free.

Museum admission is free on the first Thursday of every month from 10 am to 7 pm, and programs at the Tomorrow Theater in Southeast Portland are free.

Enjoy free admission on the first Sunday of every month!

Museum admission is free on the first Thursday of every month from 10 am to 7 pm, and programs at the Tomorrow Theater in Southeast Portland are free.

Dive back in time to explore what lurked beneath the surface at the newest exhibit in Portland—Monsters of the Abyss: Aquatic Predators Past + Present. Meet massive mosasaurs, a spine-chilling Spinosaurus, and bizarre creatures as you travel through millions of years, witnessing the rise and fall of Earth’s most awe-inspiring aquatic creatures as well as their present-day descendants.