There a lot of places you can go thru day and night:

City Centre Punda and Otra banda

• If you are in need of help, you have the tourist information in Punda near the bridge.
• If you want more inside information ask a local: it's best if you ask a student usually they have their school uniforms on or ask a jonger person, talk slowly so you can understand.
• You can go to the movies:8 different movies showing daily.
• When the bridge is closed and there's a red flag hanging up it means that it will open soon
• If the brigde is closed and there's a blue flag hanging up it means that it will take longer to open.
• Behind the movies you have 2 to tango, a bar,club restaurant you'll only find tourist
• Zanta beach is a nice bar restaurant you'll find locals and tourists there.
• Mambo beach is nice through the day and night cause it becomes a Club.
• Curacao Sea Aquarium - you can swim, snorkel, dive, kanoe, can see sealife in aquariums you can swim with dolphins, you can swim with large fish, sea turtles and also with sharks. 
• If you wanna go shopping for quality items recommended is Salinja here you will also find restaurants, McDonald, and Kentucky Fried Chicken.
• You can take tours through Curacao, its a little pricey but it depends on which tour you go on.
• For the best swim go to West Point, locals go there but its calmer than the paid beaches its more beautiful and you can relax.   
• For shopping visit Punda or Otrobanda - if you are in need of swimwear, Emilia Beachclub Curacao comes highly recommended. They have two locations the one in Punda carries beautiful swimwear and styles.
• Loved the Ostrich Park.
• horsebck riding on a scenic tour in the early morning where you can see the sunrise from a hilltop.