Top 5 adventure things to do in Portsmouth

1. Portsmouth scavenger hunt walking adventure

Two hours of exploration, solving riddles at historical sites and parks, plus capturing memories along the way.

2. Private bike tour of Portsmouth

Three-hour guided bike tour through Portsmouth’s historic streets, coastal views, and hidden spots; includes bike fitting and safety briefing 30 minutes before start.

“During our brief first visit, we aimed to explore as much as possible. We reached out to Dawn to arrange a quick-paced private tour, mixing neighborhood highlights and island locations. She paired us with Steve, who was ideal for our needs—keeping stops and historical details brief as we requested. His deep knowledge of the area made our trip engaging and efficient, allowing us to cover everything we wanted. I highly advise this early in your stay. Great job, team!”— kathyriz673

3. Nature bike tour along the New Hampshire Greenway

Four hours, guided tour covering 14+ miles – peaceful ride on flat paths through marshes and woods, spotting local wildlife along the way.

“We spent several delightful hours with Donna exploring the rail trail and some fascinating sights in Portsmouth on our return. Since it was just my wife and I, we enjoyed a private tour. The booking process was simple, and the follow-up reminders were beneficial. The reception and orientation were quite warm, and the equipment was in excellent condition. On our way back from the rail trail, Donna generously took the time to show us several special places in Portsmouth that caught our interest.”— Stay522548

4. Interactive scavenger hunt in Portsmouth

Two to three hours, self-guided with a remote host — explore Portsmouth's history and culture through creative clues and challenges.

“It was a really enjoyable experience! It would have been even better with a larger group, but now I know for next time.”— Discover62598289195

5. Self-guided scavenger hunt in Portsmouth

Two hours roaming Portsmouth — interactive app-led adventure with trivia and challenges at local landmarks.

“This was a really enjoyable experience with friends. If you're looking for a unique way to bond and learn more about Portsmouth, this is the perfect choice.”— E816XKlaurac