---
title: "More colors"
output: html_document
---

```{r include = FALSE}
colorFunc <- "terrain.colors"
```

Base R comes with many functions for generating colors. The code 
below demonstrates the `r colorFunc` function. 

## `r colorFunc`

```{r fig.cap = "The Maunga Whau volcano.", echo = FALSE}
image(volcano, col = get(colorFunc)(200))
```