Can be crowded during peak hours, but just ask the staff for a table. They are great about helping you find seating.
This was a famous spot for Bohemian period artists, writers, and musicians in the 50s and 60s.
Make a reservation to get a table, or stand in the kitchen-style bar area in the back.
The absolute best place to take in a sunset on the Hudson (with a bucket of Coronas).
Get a history lesson on the bar from one of the fine Oak Room bartenders.
