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Level 1

A weekend designed for you. Only at Caltech.


Connect with friends over the course of four intellectually engaging and event-filled days.

Choose from nearly 80 events and activities, including thought-provoking lectures, private tours, house reunions, social events, and more.

The campus once again belongs to you.

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Caltech alumni and their guests are given an exclusive front-row seat to the new discoveries taking place on campus at Seminar Day. For 77 years, history-making breakthroughs—ranging from microscopic mysteries to the exploration of the universe—have been previewed just for you.



Choose from 36 sessions spanning all areas of study at Caltech.

Tour laboratories and engage directly with researchers.

Meet people and experience ideas that will ignite your imagination and send you home inspired to continue your own path of discovery.